280561008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{64231}}^1$

素因数の和:64262

約数の個数: 80

約数和(自身を含む): 892054016

約数和(自身を除く): 611493008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 64231, 128462, 192693, 256924, 385386, 449617, 513848, 770772, 835003, 899234, 1027696, 1348851, 1541544, 1670006, 1798468, 2505009, 2697702, 3083088, 3340012, 3596936, 5010018, 5395404, 5845021, 6680024, 7193872, 10020036, 10790808, 11690042, 13360048, 17535063, 20040072, 21581616, 23380084, 35070126, 40080144, 46760168, 70140252, 93520336, 140280504, 280561008]

約数ペア:

[(1, 280561008), (2, 140280504), (3, 93520336), (4, 70140252), (6, 46760168), (7, 40080144), (8, 35070126), (12, 23380084), (13, 21581616), (14, 20040072), (16, 17535063), (21, 13360048), (24, 11690042), (26, 10790808), (28, 10020036), (39, 7193872), (42, 6680024), (48, 5845021), (52, 5395404), (56, 5010018), (78, 3596936), (84, 3340012), (91, 3083088), (104, 2697702), (112, 2505009), (156, 1798468), (168, 1670006), (182, 1541544), (208, 1348851), (273, 1027696), (312, 899234), (336, 835003), (364, 770772), (546, 513848), (624, 449617), (728, 385386), (1092, 256924), (1456, 192693), (2184, 128462), (4368, 64231)]