261593280

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:193

約数の個数: 448

約数和(自身を含む): 1059972480

約数和(自身を除く): 798379200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 27, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 54, 60, 64, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 108, 117, 120, 130, 135, 136, 137, 144, 153, 156, 160, 170, 180, 192, 195, 204, 208, 216, 221, 234, 240, 255, 260, 270, 272, 274, 288, 306, 312, 320, 340, 351, 360, 390, 408, 411, 416, 432, 442, 459, 468, 480, 510, 520, 540, 544, 548, 576, 585, 612, 624, 663, 680, 685, 702, 720, 765, 780, 816, 822, 832, 864, 884, 918, 936, 960, 1020, 1040, 1080, 1088, 1096, 1105, 1170, 1224, 1233, 1248, 1326, 1360, 1370, 1404, 1440, 1530, 1560, 1632, 1644, 1728, 1755, 1768, 1781, 1836, 1872, 1989, 2040, 2055, 2080, 2160, 2192, 2210, 2295, 2329, 2340, 2448, 2466, 2496, 2652, 2720, 2740, 2808, 2880, 3060, 3120, 3264, 3288, 3315, 3510, 3536, 3562, 3672, 3699, 3744, 3978, 4080, 4110, 4160, 4320, 4384, 4420, 4590, 4658, 4680, 4896, 4932, 5304, 5343, 5440, 5480, 5616, 5967, 6120, 6165, 6240, 6576, 6630, 6987, 7020, 7072, 7124, 7344, 7398, 7488, 7956, 8160, 8220, 8640, 8768, 8840, 8905, 9180, 9316, 9360, 9792, 9864, 9945, 10608, 10686, 10960, 11232, 11645, 11934, 12240, 12330, 12480, 13152, 13260, 13974, 14040, 14144, 14248, 14688, 14796, 15912, 16029, 16320, 16440, 17680, 17810, 18360, 18495, 18632, 18720, 19728, 19890, 20961, 21216, 21372, 21920, 22464, 23290, 23868, 24480, 24660, 26304, 26520, 26715, 27948, 28080, 28496, 29376, 29592, 29835, 30277, 31824, 32058, 32880, 34935, 35360, 35620, 36720, 36990, 37264, 37440, 39456, 39780, 41922, 42432, 42744, 43840, 46580, 47736, 48087, 48960, 49320, 53040, 53430, 55896, 56160, 56992, 59184, 59670, 60554, 62883, 63648, 64116, 65760, 69870, 70720, 71240, 73440, 73980, 74528, 78912, 79560, 80145, 83844, 85488, 90831, 93160, 95472, 96174, 98640, 104805, 106080, 106860, 111792, 112320, 113984, 118368, 119340, 121108, 125766, 127296, 128232, 131520, 139740, 142480, 146880, 147960, 149056, 151385, 159120, 160290, 167688, 170976, 181662, 186320, 190944, 192348, 197280, 209610, 212160, 213720, 223584, 236736, 238680, 240435, 242216, 251532, 256464, 272493, 279480, 284960, 295920, 302770, 314415, 318240, 320580, 335376, 341952, 363324, 372640, 381888, 384696, 394560, 419220, 427440, 447168, 454155, 477360, 480870, 484432, 503064, 512928, 544986, 558960, 569920, 591840, 605540, 628830, 636480, 641160, 670752, 726648, 745280, 769392, 817479, 838440, 854880, 908310, 954720, 961740, 968864, 1006128, 1025856, 1089972, 1117920, 1183680, 1211080, 1257660, 1282320, 1341504, 1362465, 1453296, 1538784, 1634958, 1676880, 1709760, 1816620, 1909440, 1923480, 1937728, 2012256, 2179944, 2235840, 2422160, 2515320, 2564640, 2724930, 2906592, 3077568, 3269916, 3353760, 3633240, 3846960, 4024512, 4087395, 4359888, 4844320, 5030640, 5129280, 5449860, 5813184, 6539832, 6707520, 7266480, 7693920, 8174790, 8719776, 9688640, 10061280, 10899720, 13079664, 14532960, 15387840, 16349580, 17439552, 20122560, 21799440, 26159328, 29065920, 32699160, 43598880, 52318656, 65398320, 87197760, 130796640, 261593280]

約数ペア:

[(1, 261593280), (2, 130796640), (3, 87197760), (4, 65398320), (5, 52318656), (6, 43598880), (8, 32699160), (9, 29065920), (10, 26159328), (12, 21799440), (13, 20122560), (15, 17439552), (16, 16349580), (17, 15387840), (18, 14532960), (20, 13079664), (24, 10899720), (26, 10061280), (27, 9688640), (30, 8719776), (32, 8174790), (34, 7693920), (36, 7266480), (39, 6707520), (40, 6539832), (45, 5813184), (48, 5449860), (51, 5129280), (52, 5030640), (54, 4844320), (60, 4359888), (64, 4087395), (65, 4024512), (68, 3846960), (72, 3633240), (78, 3353760), (80, 3269916), (85, 3077568), (90, 2906592), (96, 2724930), (102, 2564640), (104, 2515320), (108, 2422160), (117, 2235840), (120, 2179944), (130, 2012256), (135, 1937728), (136, 1923480), (137, 1909440), (144, 1816620), (153, 1709760), (156, 1676880), (160, 1634958), (170, 1538784), (180, 1453296), (192, 1362465), (195, 1341504), (204, 1282320), (208, 1257660), (216, 1211080), (221, 1183680), (234, 1117920), (240, 1089972), (255, 1025856), (260, 1006128), (270, 968864), (272, 961740), (274, 954720), (288, 908310), (306, 854880), (312, 838440), (320, 817479), (340, 769392), (351, 745280), (360, 726648), (390, 670752), (408, 641160), (411, 636480), (416, 628830), (432, 605540), (442, 591840), (459, 569920), (468, 558960), (480, 544986), (510, 512928), (520, 503064), (540, 484432), (544, 480870), (548, 477360), (576, 454155), (585, 447168), (612, 427440), (624, 419220), (663, 394560), (680, 384696), (685, 381888), (702, 372640), (720, 363324), (765, 341952), (780, 335376), (816, 320580), (822, 318240), (832, 314415), (864, 302770), (884, 295920), (918, 284960), (936, 279480), (960, 272493), (1020, 256464), (1040, 251532), (1080, 242216), (1088, 240435), (1096, 238680), (1105, 236736), (1170, 223584), (1224, 213720), (1233, 212160), (1248, 209610), (1326, 197280), (1360, 192348), (1370, 190944), (1404, 186320), (1440, 181662), (1530, 170976), (1560, 167688), (1632, 160290), (1644, 159120), (1728, 151385), (1755, 149056), (1768, 147960), (1781, 146880), (1836, 142480), (1872, 139740), (1989, 131520), (2040, 128232), (2055, 127296), (2080, 125766), (2160, 121108), (2192, 119340), (2210, 118368), (2295, 113984), (2329, 112320), (2340, 111792), (2448, 106860), (2466, 106080), (2496, 104805), (2652, 98640), (2720, 96174), (2740, 95472), (2808, 93160), (2880, 90831), (3060, 85488), (3120, 83844), (3264, 80145), (3288, 79560), (3315, 78912), (3510, 74528), (3536, 73980), (3562, 73440), (3672, 71240), (3699, 70720), (3744, 69870), (3978, 65760), (4080, 64116), (4110, 63648), (4160, 62883), (4320, 60554), (4384, 59670), (4420, 59184), (4590, 56992), (4658, 56160), (4680, 55896), (4896, 53430), (4932, 53040), (5304, 49320), (5343, 48960), (5440, 48087), (5480, 47736), (5616, 46580), (5967, 43840), (6120, 42744), (6165, 42432), (6240, 41922), (6576, 39780), (6630, 39456), (6987, 37440), (7020, 37264), (7072, 36990), (7124, 36720), (7344, 35620), (7398, 35360), (7488, 34935), (7956, 32880), (8160, 32058), (8220, 31824), (8640, 30277), (8768, 29835), (8840, 29592), (8905, 29376), (9180, 28496), (9316, 28080), (9360, 27948), (9792, 26715), (9864, 26520), (9945, 26304), (10608, 24660), (10686, 24480), (10960, 23868), (11232, 23290), (11645, 22464), (11934, 21920), (12240, 21372), (12330, 21216), (12480, 20961), (13152, 19890), (13260, 19728), (13974, 18720), (14040, 18632), (14144, 18495), (14248, 18360), (14688, 17810), (14796, 17680), (15912, 16440), (16029, 16320)]