20640383280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{523}}^1$

素因数の和:718

約数の個数: 480

約数和(自身を含む): 78813288960

約数和(自身を除く): 58172905680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 121, 132, 135, 144, 151, 165, 176, 180, 198, 216, 220, 240, 242, 264, 270, 297, 302, 330, 360, 363, 396, 432, 440, 453, 484, 495, 523, 528, 540, 594, 604, 605, 660, 720, 726, 755, 792, 880, 906, 968, 990, 1046, 1080, 1089, 1188, 1208, 1210, 1320, 1359, 1452, 1485, 1510, 1569, 1584, 1661, 1812, 1815, 1936, 1980, 2092, 2160, 2178, 2265, 2376, 2416, 2420, 2615, 2640, 2718, 2904, 2970, 3020, 3138, 3267, 3322, 3624, 3630, 3960, 4077, 4184, 4356, 4530, 4707, 4752, 4840, 4983, 5230, 5436, 5445, 5753, 5808, 5940, 6040, 6276, 6534, 6644, 6795, 7248, 7260, 7845, 7920, 8154, 8305, 8368, 8712, 9060, 9414, 9680, 9966, 10460, 10872, 10890, 11506, 11880, 12080, 12552, 13068, 13288, 13590, 14121, 14520, 14949, 15690, 16308, 16335, 16610, 17259, 17424, 18120, 18271, 18828, 19932, 20385, 20920, 21744, 21780, 23012, 23535, 23760, 24915, 25104, 26136, 26576, 27180, 28242, 28765, 29040, 29898, 31380, 32616, 32670, 33220, 34518, 36240, 36542, 37656, 39864, 40770, 41840, 43560, 44847, 46024, 47070, 49830, 51777, 52272, 54360, 54813, 56484, 57530, 59796, 62760, 63283, 65232, 65340, 66440, 69036, 70605, 73084, 74745, 75312, 78973, 79728, 81540, 86295, 87120, 89694, 91355, 92048, 94140, 99660, 103554, 108720, 109626, 112968, 115060, 119592, 125520, 126566, 130680, 132880, 138072, 141210, 146168, 149490, 155331, 157946, 163080, 164439, 172590, 179388, 182710, 188280, 189849, 199320, 207108, 219252, 224235, 225936, 230120, 236919, 239184, 253132, 258885, 261360, 274065, 276144, 282420, 292336, 298980, 310662, 315892, 316415, 326160, 328878, 345180, 358776, 365420, 376560, 379698, 394865, 398640, 414216, 438504, 448470, 460240, 473838, 493317, 506264, 517770, 548130, 564840, 569547, 597960, 621324, 631784, 632830, 657756, 690360, 710757, 717552, 730840, 759396, 776655, 789730, 822195, 828432, 868703, 877008, 896940, 947676, 949245, 986634, 1012528, 1035540, 1096260, 1129680, 1139094, 1184595, 1195920, 1242648, 1263568, 1265660, 1315512, 1380720, 1421514, 1461680, 1518792, 1553310, 1579460, 1644390, 1708641, 1737406, 1793880, 1895352, 1898490, 1973268, 2071080, 2132271, 2192520, 2278188, 2369190, 2466585, 2485296, 2531320, 2606109, 2631024, 2843028, 2847735, 3037584, 3106620, 3158920, 3288780, 3417282, 3474812, 3553785, 3587760, 3790704, 3796980, 3946536, 4142160, 4264542, 4343515, 4385040, 4556376, 4738380, 4933170, 5062640, 5212218, 5686056, 5695470, 6213240, 6317840, 6577560, 6834564, 6949624, 7107570, 7593960, 7818327, 7893072, 8529084, 8543205, 8687030, 9112752, 9476760, 9555733, 9866340, 10424436, 10661355, 11372112, 11390940, 12426480, 13030545, 13155120, 13669128, 13899248, 14215140, 15187920, 15636654, 17058168, 17086410, 17374060, 18953520, 19111466, 19732680, 20848872, 21322710, 22781880, 23454981, 26061090, 27338256, 28430280, 28667199, 31273308, 34116336, 34172820, 34748120, 38222932, 39091635, 39465360, 41697744, 42645420, 45563760, 46909962, 47778665, 52122180, 56860560, 57334398, 62546616, 68345640, 69496240, 76445864, 78183270, 85290840, 86001597, 93819924, 95557330, 104244360, 114668796, 117274905, 125093232, 136691280, 143335995, 152891728, 156366540, 170581680, 172003194, 187639848, 191114660, 208488720, 229337592, 234549810, 258004791, 286671990, 312733080, 344006388, 375279696, 382229320, 430007985, 458675184, 469099620, 516009582, 573343980, 625466160, 688012776, 764458640, 860015970, 938199240, 1032019164, 1146687960, 1290023955, 1376025552, 1720031940, 1876398480, 2064038328, 2293375920, 2580047910, 3440063880, 4128076656, 5160095820, 6880127760, 10320191640, 20640383280]

約数ペア:

[(1, 20640383280), (2, 10320191640), (3, 6880127760), (4, 5160095820), (5, 4128076656), (6, 3440063880), (8, 2580047910), (9, 2293375920), (10, 2064038328), (11, 1876398480), (12, 1720031940), (15, 1376025552), (16, 1290023955), (18, 1146687960), (20, 1032019164), (22, 938199240), (24, 860015970), (27, 764458640), (30, 688012776), (33, 625466160), (36, 573343980), (40, 516009582), (44, 469099620), (45, 458675184), (48, 430007985), (54, 382229320), (55, 375279696), (60, 344006388), (66, 312733080), (72, 286671990), (80, 258004791), (88, 234549810), (90, 229337592), (99, 208488720), (108, 191114660), (110, 187639848), (120, 172003194), (121, 170581680), (132, 156366540), (135, 152891728), (144, 143335995), (151, 136691280), (165, 125093232), (176, 117274905), (180, 114668796), (198, 104244360), (216, 95557330), (220, 93819924), (240, 86001597), (242, 85290840), (264, 78183270), (270, 76445864), (297, 69496240), (302, 68345640), (330, 62546616), (360, 57334398), (363, 56860560), (396, 52122180), (432, 47778665), (440, 46909962), (453, 45563760), (484, 42645420), (495, 41697744), (523, 39465360), (528, 39091635), (540, 38222932), (594, 34748120), (604, 34172820), (605, 34116336), (660, 31273308), (720, 28667199), (726, 28430280), (755, 27338256), (792, 26061090), (880, 23454981), (906, 22781880), (968, 21322710), (990, 20848872), (1046, 19732680), (1080, 19111466), (1089, 18953520), (1188, 17374060), (1208, 17086410), (1210, 17058168), (1320, 15636654), (1359, 15187920), (1452, 14215140), (1485, 13899248), (1510, 13669128), (1569, 13155120), (1584, 13030545), (1661, 12426480), (1812, 11390940), (1815, 11372112), (1936, 10661355), (1980, 10424436), (2092, 9866340), (2160, 9555733), (2178, 9476760), (2265, 9112752), (2376, 8687030), (2416, 8543205), (2420, 8529084), (2615, 7893072), (2640, 7818327), (2718, 7593960), (2904, 7107570), (2970, 6949624), (3020, 6834564), (3138, 6577560), (3267, 6317840), (3322, 6213240), (3624, 5695470), (3630, 5686056), (3960, 5212218), (4077, 5062640), (4184, 4933170), (4356, 4738380), (4530, 4556376), (4707, 4385040), (4752, 4343515), (4840, 4264542), (4983, 4142160), (5230, 3946536), (5436, 3796980), (5445, 3790704), (5753, 3587760), (5808, 3553785), (5940, 3474812), (6040, 3417282), (6276, 3288780), (6534, 3158920), (6644, 3106620), (6795, 3037584), (7248, 2847735), (7260, 2843028), (7845, 2631024), (7920, 2606109), (8154, 2531320), (8305, 2485296), (8368, 2466585), (8712, 2369190), (9060, 2278188), (9414, 2192520), (9680, 2132271), (9966, 2071080), (10460, 1973268), (10872, 1898490), (10890, 1895352), (11506, 1793880), (11880, 1737406), (12080, 1708641), (12552, 1644390), (13068, 1579460), (13288, 1553310), (13590, 1518792), (14121, 1461680), (14520, 1421514), (14949, 1380720), (15690, 1315512), (16308, 1265660), (16335, 1263568), (16610, 1242648), (17259, 1195920), (17424, 1184595), (18120, 1139094), (18271, 1129680), (18828, 1096260), (19932, 1035540), (20385, 1012528), (20920, 986634), (21744, 949245), (21780, 947676), (23012, 896940), (23535, 877008), (23760, 868703), (24915, 828432), (25104, 822195), (26136, 789730), (26576, 776655), (27180, 759396), (28242, 730840), (28765, 717552), (29040, 710757), (29898, 690360), (31380, 657756), (32616, 632830), (32670, 631784), (33220, 621324), (34518, 597960), (36240, 569547), (36542, 564840), (37656, 548130), (39864, 517770), (40770, 506264), (41840, 493317), (43560, 473838), (44847, 460240), (46024, 448470), (47070, 438504), (49830, 414216), (51777, 398640), (52272, 394865), (54360, 379698), (54813, 376560), (56484, 365420), (57530, 358776), (59796, 345180), (62760, 328878), (63283, 326160), (65232, 316415), (65340, 315892), (66440, 310662), (69036, 298980), (70605, 292336), (73084, 282420), (74745, 276144), (75312, 274065), (78973, 261360), (79728, 258885), (81540, 253132), (86295, 239184), (87120, 236919), (89694, 230120), (91355, 225936), (92048, 224235), (94140, 219252), (99660, 207108), (103554, 199320), (108720, 189849), (109626, 188280), (112968, 182710), (115060, 179388), (119592, 172590), (125520, 164439), (126566, 163080), (130680, 157946), (132880, 155331), (138072, 149490), (141210, 146168)]