640617120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 768

約数和(自身を含む): 2834818560

約数和(自身を除く): 2194201440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 20, 22, 24, 26, 27, 30, 32, 33, 34, 36, 39, 40, 44, 45, 48, 51, 52, 54, 55, 60, 61, 65, 66, 68, 72, 78, 80, 85, 88, 90, 96, 99, 102, 104, 108, 110, 117, 120, 122, 130, 132, 135, 136, 143, 144, 153, 156, 160, 165, 170, 176, 180, 183, 187, 195, 198, 204, 208, 216, 220, 221, 234, 240, 244, 255, 260, 264, 270, 272, 286, 288, 297, 305, 306, 312, 330, 340, 351, 352, 360, 366, 374, 390, 396, 408, 416, 429, 432, 440, 442, 459, 468, 480, 488, 495, 510, 520, 528, 540, 544, 549, 561, 572, 585, 594, 610, 612, 624, 660, 663, 671, 680, 702, 715, 720, 732, 748, 765, 780, 792, 793, 816, 858, 864, 880, 884, 915, 918, 935, 936, 976, 990, 1020, 1037, 1040, 1056, 1080, 1098, 1105, 1122, 1144, 1170, 1188, 1220, 1224, 1248, 1287, 1320, 1326, 1342, 1360, 1404, 1430, 1440, 1464, 1485, 1496, 1530, 1560, 1584, 1586, 1632, 1647, 1683, 1716, 1755, 1760, 1768, 1830, 1836, 1870, 1872, 1952, 1980, 1989, 2013, 2040, 2074, 2080, 2145, 2160, 2196, 2210, 2244, 2288, 2295, 2340, 2376, 2379, 2431, 2440, 2448, 2574, 2640, 2652, 2684, 2720, 2745, 2805, 2808, 2860, 2928, 2970, 2992, 3060, 3111, 3120, 3168, 3172, 3294, 3315, 3355, 3366, 3432, 3510, 3536, 3660, 3672, 3740, 3744, 3861, 3960, 3965, 3978, 4026, 4080, 4148, 4290, 4320, 4392, 4420, 4488, 4576, 4590, 4680, 4752, 4758, 4862, 4880, 4896, 5049, 5148, 5185, 5280, 5304, 5368, 5490, 5610, 5616, 5720, 5856, 5940, 5967, 5984, 6039, 6120, 6222, 6240, 6344, 6435, 6588, 6630, 6710, 6732, 6864, 7020, 7072, 7137, 7293, 7320, 7344, 7480, 7722, 7920, 7930, 7956, 8052, 8160, 8235, 8296, 8415, 8580, 8723, 8784, 8840, 8976, 9180, 9333, 9360, 9504, 9516, 9724, 9760, 9945, 10065, 10098, 10296, 10370, 10608, 10736, 10980, 11220, 11232, 11407, 11440, 11880, 11895, 11934, 12078, 12155, 12240, 12444, 12688, 12870, 13176, 13260, 13420, 13464, 13481, 13728, 14040, 14274, 14586, 14640, 14688, 14960, 15444, 15555, 15840, 15860, 15912, 16104, 16470, 16592, 16830, 17160, 17446, 17568, 17680, 17952, 18117, 18360, 18666, 18720, 19032, 19305, 19448, 19890, 20130, 20196, 20592, 20740, 21216, 21411, 21472, 21879, 21960, 22440, 22814, 22880, 23760, 23790, 23868, 24156, 24310, 24480, 24888, 25245, 25376, 25740, 26169, 26352, 26520, 26840, 26928, 26962, 27999, 28080, 28548, 29172, 29280, 29835, 29920, 30195, 30888, 31110, 31720, 31824, 32208, 32940, 33184, 33660, 34221, 34320, 34892, 35360, 35685, 36234, 36465, 36720, 37332, 38064, 38610, 38896, 39780, 40260, 40392, 40443, 41184, 41480, 42822, 43615, 43758, 43920, 44880, 45628, 46665, 47520, 47580, 47736, 48312, 48620, 49776, 50490, 51480, 52338, 52704, 53040, 53680, 53856, 53924, 55998, 56160, 57035, 57096, 58344, 59670, 60390, 61776, 62220, 63440, 63648, 64416, 65637, 65880, 67320, 67405, 68442, 68640, 69784, 71370, 72468, 72930, 73440, 74664, 76128, 77220, 77792, 78507, 79560, 80520, 80784, 80886, 82960, 85644, 87230, 87516, 87840, 89760, 90585, 91256, 93330, 95160, 95472, 96624, 97240, 99552, 100980, 102663, 102960, 104676, 106080, 107055, 107360, 107848, 109395, 111996, 114070, 114192, 116688, 119340, 120780, 121329, 123552, 124440, 126880, 130845, 131274, 131760, 134640, 134810, 136884, 139568, 139995, 142740, 144936, 145860, 148291, 149328, 154440, 157014, 159120, 161040, 161568, 161772, 165920, 171105, 171288, 174460, 175032, 181170, 182512, 186660, 190320, 190944, 193248, 194480, 201960, 202215, 205326, 205920, 209352, 214110, 215696, 218790, 223992, 228140, 228384, 233376, 235521, 238680, 241560, 242658, 248880, 261690, 262548, 263520, 269280, 269620, 273768, 279136, 279990, 285480, 289872, 291720, 296582, 298656, 307989, 308880, 314028, 318240, 322080, 323544, 328185, 342210, 342576, 348920, 350064, 362340, 363987, 365024, 373320, 380640, 388960, 392535, 403920, 404430, 410652, 418704, 428220, 431392, 437580, 444873, 447984, 456280, 471042, 477360, 483120, 485316, 497760, 513315, 523380, 525096, 539240, 547536, 559980, 570960, 579744, 583440, 593164, 606645, 615978, 617760, 628056, 647088, 656370, 684420, 685152, 697840, 700128, 724680, 727974, 741455, 746640, 785070, 807840, 808860, 821304, 837408, 856440, 875160, 889746, 895968, 912560, 942084, 954720, 966240, 970632, 1026630, 1046760, 1050192, 1078480, 1095072, 1119960, 1141920, 1166880, 1177605, 1186328, 1213290, 1231956, 1256112, 1294176, 1312740, 1334619, 1368840, 1395680, 1449360, 1455948, 1482910, 1493280, 1539945, 1570140, 1617720, 1642608, 1712880, 1750320, 1779492, 1819935, 1825120, 1884168, 1941264, 2053260, 2093520, 2100384, 2156960, 2224365, 2239920, 2355210, 2372656, 2426580, 2463912, 2512224, 2625480, 2669238, 2737680, 2898720, 2911896, 2965820, 3079890, 3140280, 3235440, 3285216, 3425760, 3500640, 3558984, 3639870, 3768336, 3882528, 4003857, 4106520, 4187040, 4448730, 4479840, 4710420, 4745312, 4853160, 4927824, 5250960, 5338476, 5475360, 5823792, 5931640, 6159780, 6280560, 6470880, 6673095, 7117968, 7279740, 7536672, 8007714, 8213040, 8897460, 9420840, 9706320, 9855648, 10501920, 10676952, 11647584, 11863280, 12319560, 12561120, 13346190, 14235936, 14559480, 16015428, 16426080, 17794920, 18841680, 19412640, 20019285, 21353904, 23726560, 24639120, 26692380, 29118960, 32030856, 35589840, 37683360, 40038570, 42707808, 49278240, 53384760, 58237920, 64061712, 71179680, 80077140, 106769520, 128123424, 160154280, 213539040, 320308560, 640617120]

約数ペア:

[(1, 640617120), (2, 320308560), (3, 213539040), (4, 160154280), (5, 128123424), (6, 106769520), (8, 80077140), (9, 71179680), (10, 64061712), (11, 58237920), (12, 53384760), (13, 49278240), (15, 42707808), (16, 40038570), (17, 37683360), (18, 35589840), (20, 32030856), (22, 29118960), (24, 26692380), (26, 24639120), (27, 23726560), (30, 21353904), (32, 20019285), (33, 19412640), (34, 18841680), (36, 17794920), (39, 16426080), (40, 16015428), (44, 14559480), (45, 14235936), (48, 13346190), (51, 12561120), (52, 12319560), (54, 11863280), (55, 11647584), (60, 10676952), (61, 10501920), (65, 9855648), (66, 9706320), (68, 9420840), (72, 8897460), (78, 8213040), (80, 8007714), (85, 7536672), (88, 7279740), (90, 7117968), (96, 6673095), (99, 6470880), (102, 6280560), (104, 6159780), (108, 5931640), (110, 5823792), (117, 5475360), (120, 5338476), (122, 5250960), (130, 4927824), (132, 4853160), (135, 4745312), (136, 4710420), (143, 4479840), (144, 4448730), (153, 4187040), (156, 4106520), (160, 4003857), (165, 3882528), (170, 3768336), (176, 3639870), (180, 3558984), (183, 3500640), (187, 3425760), (195, 3285216), (198, 3235440), (204, 3140280), (208, 3079890), (216, 2965820), (220, 2911896), (221, 2898720), (234, 2737680), (240, 2669238), (244, 2625480), (255, 2512224), (260, 2463912), (264, 2426580), (270, 2372656), (272, 2355210), (286, 2239920), (288, 2224365), (297, 2156960), (305, 2100384), (306, 2093520), (312, 2053260), (330, 1941264), (340, 1884168), (351, 1825120), (352, 1819935), (360, 1779492), (366, 1750320), (374, 1712880), (390, 1642608), (396, 1617720), (408, 1570140), (416, 1539945), (429, 1493280), (432, 1482910), (440, 1455948), (442, 1449360), (459, 1395680), (468, 1368840), (480, 1334619), (488, 1312740), (495, 1294176), (510, 1256112), (520, 1231956), (528, 1213290), (540, 1186328), (544, 1177605), (549, 1166880), (561, 1141920), (572, 1119960), (585, 1095072), (594, 1078480), (610, 1050192), (612, 1046760), (624, 1026630), (660, 970632), (663, 966240), (671, 954720), (680, 942084), (702, 912560), (715, 895968), (720, 889746), (732, 875160), (748, 856440), (765, 837408), (780, 821304), (792, 808860), (793, 807840), (816, 785070), (858, 746640), (864, 741455), (880, 727974), (884, 724680), (915, 700128), (918, 697840), (935, 685152), (936, 684420), (976, 656370), (990, 647088), (1020, 628056), (1037, 617760), (1040, 615978), (1056, 606645), (1080, 593164), (1098, 583440), (1105, 579744), (1122, 570960), (1144, 559980), (1170, 547536), (1188, 539240), (1220, 525096), (1224, 523380), (1248, 513315), (1287, 497760), (1320, 485316), (1326, 483120), (1342, 477360), (1360, 471042), (1404, 456280), (1430, 447984), (1440, 444873), (1464, 437580), (1485, 431392), (1496, 428220), (1530, 418704), (1560, 410652), (1584, 404430), (1586, 403920), (1632, 392535), (1647, 388960), (1683, 380640), (1716, 373320), (1755, 365024), (1760, 363987), (1768, 362340), (1830, 350064), (1836, 348920), (1870, 342576), (1872, 342210), (1952, 328185), (1980, 323544), (1989, 322080), (2013, 318240), (2040, 314028), (2074, 308880), (2080, 307989), (2145, 298656), (2160, 296582), (2196, 291720), (2210, 289872), (2244, 285480), (2288, 279990), (2295, 279136), (2340, 273768), (2376, 269620), (2379, 269280), (2431, 263520), (2440, 262548), (2448, 261690), (2574, 248880), (2640, 242658), (2652, 241560), (2684, 238680), (2720, 235521), (2745, 233376), (2805, 228384), (2808, 228140), (2860, 223992), (2928, 218790), (2970, 215696), (2992, 214110), (3060, 209352), (3111, 205920), (3120, 205326), (3168, 202215), (3172, 201960), (3294, 194480), (3315, 193248), (3355, 190944), (3366, 190320), (3432, 186660), (3510, 182512), (3536, 181170), (3660, 175032), (3672, 174460), (3740, 171288), (3744, 171105), (3861, 165920), (3960, 161772), (3965, 161568), (3978, 161040), (4026, 159120), (4080, 157014), (4148, 154440), (4290, 149328), (4320, 148291), (4392, 145860), (4420, 144936), (4488, 142740), (4576, 139995), (4590, 139568), (4680, 136884), (4752, 134810), (4758, 134640), (4862, 131760), (4880, 131274), (4896, 130845), (5049, 126880), (5148, 124440), (5185, 123552), (5280, 121329), (5304, 120780), (5368, 119340), (5490, 116688), (5610, 114192), (5616, 114070), (5720, 111996), (5856, 109395), (5940, 107848), (5967, 107360), (5984, 107055), (6039, 106080), (6120, 104676), (6222, 102960), (6240, 102663), (6344, 100980), (6435, 99552), (6588, 97240), (6630, 96624), (6710, 95472), (6732, 95160), (6864, 93330), (7020, 91256), (7072, 90585), (7137, 89760), (7293, 87840), (7320, 87516), (7344, 87230), (7480, 85644), (7722, 82960), (7920, 80886), (7930, 80784), (7956, 80520), (8052, 79560), (8160, 78507), (8235, 77792), (8296, 77220), (8415, 76128), (8580, 74664), (8723, 73440), (8784, 72930), (8840, 72468), (8976, 71370), (9180, 69784), (9333, 68640), (9360, 68442), (9504, 67405), (9516, 67320), (9724, 65880), (9760, 65637), (9945, 64416), (10065, 63648), (10098, 63440), (10296, 62220), (10370, 61776), (10608, 60390), (10736, 59670), (10980, 58344), (11220, 57096), (11232, 57035), (11407, 56160), (11440, 55998), (11880, 53924), (11895, 53856), (11934, 53680), (12078, 53040), (12155, 52704), (12240, 52338), (12444, 51480), (12688, 50490), (12870, 49776), (13176, 48620), (13260, 48312), (13420, 47736), (13464, 47580), (13481, 47520), (13728, 46665), (14040, 45628), (14274, 44880), (14586, 43920), (14640, 43758), (14688, 43615), (14960, 42822), (15444, 41480), (15555, 41184), (15840, 40443), (15860, 40392), (15912, 40260), (16104, 39780), (16470, 38896), (16592, 38610), (16830, 38064), (17160, 37332), (17446, 36720), (17568, 36465), (17680, 36234), (17952, 35685), (18117, 35360), (18360, 34892), (18666, 34320), (18720, 34221), (19032, 33660), (19305, 33184), (19448, 32940), (19890, 32208), (20130, 31824), (20196, 31720), (20592, 31110), (20740, 30888), (21216, 30195), (21411, 29920), (21472, 29835), (21879, 29280), (21960, 29172), (22440, 28548), (22814, 28080), (22880, 27999), (23760, 26962), (23790, 26928), (23868, 26840), (24156, 26520), (24310, 26352), (24480, 26169), (24888, 25740), (25245, 25376)]