1255857120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4019}}^1$

素因数の和:4078

約数の個数: 288

約数和(自身を含む): 5057095680

約数和(自身を除く): 3801238560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 504, 558, 560, 620, 630, 651, 672, 720, 744, 840, 868, 930, 992, 1008, 1085, 1116, 1120, 1240, 1260, 1302, 1395, 1440, 1488, 1680, 1736, 1860, 1953, 2016, 2170, 2232, 2480, 2520, 2604, 2790, 2976, 3255, 3360, 3472, 3720, 3906, 4019, 4340, 4464, 4960, 5040, 5208, 5580, 6510, 6944, 7440, 7812, 8038, 8680, 8928, 9765, 10080, 10416, 11160, 12057, 13020, 14880, 15624, 16076, 17360, 19530, 20095, 20832, 22320, 24114, 26040, 28133, 31248, 32152, 34720, 36171, 39060, 40190, 44640, 48228, 52080, 56266, 60285, 62496, 64304, 72342, 78120, 80380, 84399, 96456, 104160, 112532, 120570, 124589, 128608, 140665, 144684, 156240, 160760, 168798, 180855, 192912, 225064, 241140, 249178, 253197, 281330, 289368, 312480, 321520, 337596, 361710, 373767, 385824, 421995, 450128, 482280, 498356, 506394, 562660, 578736, 622945, 643040, 675192, 723420, 747534, 843990, 872123, 900256, 964560, 996712, 1012788, 1121301, 1125320, 1157472, 1245890, 1265985, 1350384, 1446840, 1495068, 1687980, 1744246, 1868835, 1929120, 1993424, 2025576, 2242602, 2250640, 2491780, 2531970, 2616369, 2700768, 2893680, 2990136, 3375960, 3488492, 3737670, 3986848, 4051152, 4360615, 4485204, 4501280, 4983560, 5063940, 5232738, 5606505, 5787360, 5980272, 6751920, 6976984, 7475340, 7849107, 8102304, 8721230, 8970408, 9967120, 10127880, 10465476, 11213010, 11960544, 13081845, 13503840, 13953968, 14950680, 15698214, 17442460, 17940816, 19934240, 20255760, 20930952, 22426020, 26163690, 27907936, 29901360, 31396428, 34884920, 35881632, 39245535, 40511520, 41861904, 44852040, 52327380, 59802720, 62792856, 69769840, 78491070, 83723808, 89704080, 104654760, 125585712, 139539680, 156982140, 179408160, 209309520, 251171424, 313964280, 418619040, 627928560, 1255857120]

約数ペア:

[(1, 1255857120), (2, 627928560), (3, 418619040), (4, 313964280), (5, 251171424), (6, 209309520), (7, 179408160), (8, 156982140), (9, 139539680), (10, 125585712), (12, 104654760), (14, 89704080), (15, 83723808), (16, 78491070), (18, 69769840), (20, 62792856), (21, 59802720), (24, 52327380), (28, 44852040), (30, 41861904), (31, 40511520), (32, 39245535), (35, 35881632), (36, 34884920), (40, 31396428), (42, 29901360), (45, 27907936), (48, 26163690), (56, 22426020), (60, 20930952), (62, 20255760), (63, 19934240), (70, 17940816), (72, 17442460), (80, 15698214), (84, 14950680), (90, 13953968), (93, 13503840), (96, 13081845), (105, 11960544), (112, 11213010), (120, 10465476), (124, 10127880), (126, 9967120), (140, 8970408), (144, 8721230), (155, 8102304), (160, 7849107), (168, 7475340), (180, 6976984), (186, 6751920), (210, 5980272), (217, 5787360), (224, 5606505), (240, 5232738), (248, 5063940), (252, 4983560), (279, 4501280), (280, 4485204), (288, 4360615), (310, 4051152), (315, 3986848), (336, 3737670), (360, 3488492), (372, 3375960), (420, 2990136), (434, 2893680), (465, 2700768), (480, 2616369), (496, 2531970), (504, 2491780), (558, 2250640), (560, 2242602), (620, 2025576), (630, 1993424), (651, 1929120), (672, 1868835), (720, 1744246), (744, 1687980), (840, 1495068), (868, 1446840), (930, 1350384), (992, 1265985), (1008, 1245890), (1085, 1157472), (1116, 1125320), (1120, 1121301), (1240, 1012788), (1260, 996712), (1302, 964560), (1395, 900256), (1440, 872123), (1488, 843990), (1680, 747534), (1736, 723420), (1860, 675192), (1953, 643040), (2016, 622945), (2170, 578736), (2232, 562660), (2480, 506394), (2520, 498356), (2604, 482280), (2790, 450128), (2976, 421995), (3255, 385824), (3360, 373767), (3472, 361710), (3720, 337596), (3906, 321520), (4019, 312480), (4340, 289368), (4464, 281330), (4960, 253197), (5040, 249178), (5208, 241140), (5580, 225064), (6510, 192912), (6944, 180855), (7440, 168798), (7812, 160760), (8038, 156240), (8680, 144684), (8928, 140665), (9765, 128608), (10080, 124589), (10416, 120570), (11160, 112532), (12057, 104160), (13020, 96456), (14880, 84399), (15624, 80380), (16076, 78120), (17360, 72342), (19530, 64304), (20095, 62496), (20832, 60285), (22320, 56266), (24114, 52080), (26040, 48228), (28133, 44640), (31248, 40190), (32152, 39060), (34720, 36171)]