1257479040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:661

約数の個数: 256

約数和(自身を含む): 4256778240

約数和(自身を除く): 2999299200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 37, 40, 48, 60, 62, 64, 74, 80, 93, 96, 111, 120, 124, 128, 148, 155, 160, 185, 186, 192, 222, 240, 248, 296, 310, 320, 370, 372, 384, 444, 465, 480, 496, 555, 571, 592, 620, 640, 740, 744, 888, 930, 960, 992, 1110, 1142, 1147, 1184, 1240, 1480, 1488, 1713, 1776, 1860, 1920, 1984, 2220, 2284, 2294, 2368, 2480, 2855, 2960, 2976, 3426, 3441, 3552, 3720, 3968, 4440, 4568, 4588, 4736, 4960, 5710, 5735, 5920, 5952, 6852, 6882, 7104, 7440, 8565, 8880, 9136, 9176, 9920, 11420, 11470, 11840, 11904, 13704, 13764, 14208, 14880, 17130, 17205, 17701, 17760, 18272, 18352, 19840, 21127, 22840, 22940, 23680, 27408, 27528, 29760, 34260, 34410, 35402, 35520, 36544, 36704, 42254, 45680, 45880, 53103, 54816, 55056, 59520, 63381, 68520, 68820, 70804, 71040, 73088, 73408, 84508, 88505, 91360, 91760, 105635, 106206, 109632, 110112, 126762, 137040, 137640, 141608, 146816, 169016, 177010, 182720, 183520, 211270, 212412, 219264, 220224, 253524, 265515, 274080, 275280, 283216, 316905, 338032, 354020, 365440, 367040, 422540, 424824, 440448, 507048, 531030, 548160, 550560, 566432, 633810, 654937, 676064, 708040, 734080, 845080, 849648, 1014096, 1062060, 1096320, 1101120, 1132864, 1267620, 1309874, 1352128, 1416080, 1690160, 1699296, 1964811, 2028192, 2124120, 2202240, 2265728, 2535240, 2619748, 2704256, 2832160, 3274685, 3380320, 3398592, 3929622, 4056384, 4248240, 5070480, 5239496, 5664320, 6549370, 6760640, 6797184, 7859244, 8112768, 8496480, 9824055, 10140960, 10478992, 11328640, 13098740, 13521280, 15718488, 16992960, 19648110, 20281920, 20957984, 26197480, 31436976, 33985920, 39296220, 40563840, 41915968, 52394960, 62873952, 78592440, 83831936, 104789920, 125747904, 157184880, 209579840, 251495808, 314369760, 419159680, 628739520, 1257479040]

約数ペア:

[(1, 1257479040), (2, 628739520), (3, 419159680), (4, 314369760), (5, 251495808), (6, 209579840), (8, 157184880), (10, 125747904), (12, 104789920), (15, 83831936), (16, 78592440), (20, 62873952), (24, 52394960), (30, 41915968), (31, 40563840), (32, 39296220), (37, 33985920), (40, 31436976), (48, 26197480), (60, 20957984), (62, 20281920), (64, 19648110), (74, 16992960), (80, 15718488), (93, 13521280), (96, 13098740), (111, 11328640), (120, 10478992), (124, 10140960), (128, 9824055), (148, 8496480), (155, 8112768), (160, 7859244), (185, 6797184), (186, 6760640), (192, 6549370), (222, 5664320), (240, 5239496), (248, 5070480), (296, 4248240), (310, 4056384), (320, 3929622), (370, 3398592), (372, 3380320), (384, 3274685), (444, 2832160), (465, 2704256), (480, 2619748), (496, 2535240), (555, 2265728), (571, 2202240), (592, 2124120), (620, 2028192), (640, 1964811), (740, 1699296), (744, 1690160), (888, 1416080), (930, 1352128), (960, 1309874), (992, 1267620), (1110, 1132864), (1142, 1101120), (1147, 1096320), (1184, 1062060), (1240, 1014096), (1480, 849648), (1488, 845080), (1713, 734080), (1776, 708040), (1860, 676064), (1920, 654937), (1984, 633810), (2220, 566432), (2284, 550560), (2294, 548160), (2368, 531030), (2480, 507048), (2855, 440448), (2960, 424824), (2976, 422540), (3426, 367040), (3441, 365440), (3552, 354020), (3720, 338032), (3968, 316905), (4440, 283216), (4568, 275280), (4588, 274080), (4736, 265515), (4960, 253524), (5710, 220224), (5735, 219264), (5920, 212412), (5952, 211270), (6852, 183520), (6882, 182720), (7104, 177010), (7440, 169016), (8565, 146816), (8880, 141608), (9136, 137640), (9176, 137040), (9920, 126762), (11420, 110112), (11470, 109632), (11840, 106206), (11904, 105635), (13704, 91760), (13764, 91360), (14208, 88505), (14880, 84508), (17130, 73408), (17205, 73088), (17701, 71040), (17760, 70804), (18272, 68820), (18352, 68520), (19840, 63381), (21127, 59520), (22840, 55056), (22940, 54816), (23680, 53103), (27408, 45880), (27528, 45680), (29760, 42254), (34260, 36704), (34410, 36544), (35402, 35520)]