1209321120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{997}}^1$

素因数の和:1060

約数の個数: 288

約数和(自身を含む): 4599358848

約数和(自身を除く): 3390037728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 361, 380, 399, 420, 456, 480, 532, 560, 570, 608, 665, 672, 722, 760, 798, 840, 912, 997, 1064, 1083, 1120, 1140, 1330, 1444, 1520, 1596, 1680, 1805, 1824, 1994, 1995, 2128, 2166, 2280, 2527, 2660, 2888, 2991, 3040, 3192, 3360, 3610, 3988, 3990, 4256, 4332, 4560, 4985, 5054, 5320, 5415, 5776, 5982, 6384, 6979, 7220, 7581, 7976, 7980, 8664, 9120, 9970, 10108, 10640, 10830, 11552, 11964, 12635, 12768, 13958, 14440, 14955, 15162, 15952, 15960, 17328, 18943, 19940, 20216, 20937, 21280, 21660, 23928, 25270, 27916, 28880, 29910, 30324, 31904, 31920, 34656, 34895, 37886, 37905, 39880, 40432, 41874, 43320, 47856, 50540, 55832, 56829, 57760, 59820, 60648, 63840, 69790, 75772, 75810, 79760, 80864, 83748, 86640, 94715, 95712, 101080, 104685, 111664, 113658, 119640, 121296, 132601, 139580, 151544, 151620, 159520, 167496, 173280, 189430, 202160, 209370, 223328, 227316, 239280, 242592, 265202, 279160, 284145, 303088, 303240, 334992, 359917, 378860, 397803, 404320, 418740, 454632, 478560, 530404, 558320, 568290, 606176, 606480, 663005, 669984, 719834, 757720, 795606, 837480, 909264, 1060808, 1079751, 1116640, 1136580, 1212960, 1326010, 1439668, 1515440, 1591212, 1674960, 1799585, 1818528, 1989015, 2121616, 2159502, 2273160, 2519419, 2652020, 2879336, 3030880, 3182424, 3349920, 3599170, 3978030, 4243232, 4319004, 4546320, 5038838, 5304040, 5398755, 5758672, 6364848, 7198340, 7558257, 7956060, 8638008, 9092640, 10077676, 10608080, 10797510, 11517344, 12597095, 12729696, 14396680, 15116514, 15912120, 17276016, 20155352, 21216160, 21595020, 25194190, 28793360, 30233028, 31824240, 34552032, 37791285, 40310704, 43190040, 50388380, 57586720, 60466056, 63648480, 75582570, 80621408, 86380080, 100776760, 120932112, 151165140, 172760160, 201553520, 241864224, 302330280, 403107040, 604660560, 1209321120]

約数ペア:

[(1, 1209321120), (2, 604660560), (3, 403107040), (4, 302330280), (5, 241864224), (6, 201553520), (7, 172760160), (8, 151165140), (10, 120932112), (12, 100776760), (14, 86380080), (15, 80621408), (16, 75582570), (19, 63648480), (20, 60466056), (21, 57586720), (24, 50388380), (28, 43190040), (30, 40310704), (32, 37791285), (35, 34552032), (38, 31824240), (40, 30233028), (42, 28793360), (48, 25194190), (56, 21595020), (57, 21216160), (60, 20155352), (70, 17276016), (76, 15912120), (80, 15116514), (84, 14396680), (95, 12729696), (96, 12597095), (105, 11517344), (112, 10797510), (114, 10608080), (120, 10077676), (133, 9092640), (140, 8638008), (152, 7956060), (160, 7558257), (168, 7198340), (190, 6364848), (210, 5758672), (224, 5398755), (228, 5304040), (240, 5038838), (266, 4546320), (280, 4319004), (285, 4243232), (304, 3978030), (336, 3599170), (361, 3349920), (380, 3182424), (399, 3030880), (420, 2879336), (456, 2652020), (480, 2519419), (532, 2273160), (560, 2159502), (570, 2121616), (608, 1989015), (665, 1818528), (672, 1799585), (722, 1674960), (760, 1591212), (798, 1515440), (840, 1439668), (912, 1326010), (997, 1212960), (1064, 1136580), (1083, 1116640), (1120, 1079751), (1140, 1060808), (1330, 909264), (1444, 837480), (1520, 795606), (1596, 757720), (1680, 719834), (1805, 669984), (1824, 663005), (1994, 606480), (1995, 606176), (2128, 568290), (2166, 558320), (2280, 530404), (2527, 478560), (2660, 454632), (2888, 418740), (2991, 404320), (3040, 397803), (3192, 378860), (3360, 359917), (3610, 334992), (3988, 303240), (3990, 303088), (4256, 284145), (4332, 279160), (4560, 265202), (4985, 242592), (5054, 239280), (5320, 227316), (5415, 223328), (5776, 209370), (5982, 202160), (6384, 189430), (6979, 173280), (7220, 167496), (7581, 159520), (7976, 151620), (7980, 151544), (8664, 139580), (9120, 132601), (9970, 121296), (10108, 119640), (10640, 113658), (10830, 111664), (11552, 104685), (11964, 101080), (12635, 95712), (12768, 94715), (13958, 86640), (14440, 83748), (14955, 80864), (15162, 79760), (15952, 75810), (15960, 75772), (17328, 69790), (18943, 63840), (19940, 60648), (20216, 59820), (20937, 57760), (21280, 56829), (21660, 55832), (23928, 50540), (25270, 47856), (27916, 43320), (28880, 41874), (29910, 40432), (30324, 39880), (31904, 37905), (31920, 37886), (34656, 34895)]