1445402240

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{17783}}^1$

素因数の和:17929

約数の個数: 64

約数和(自身を含む): 3482818560

約数和(自身を除く): 2037416320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1270, 2032, 2540, 4064, 5080, 8128, 10160, 16256, 17783, 20320, 35566, 40640, 71132, 81280, 88915, 142264, 177830, 284528, 355660, 569056, 711320, 1138112, 1422640, 2258441, 2276224, 2845280, 4516882, 5690560, 9033764, 11292205, 11381120, 18067528, 22584410, 36135056, 45168820, 72270112, 90337640, 144540224, 180675280, 289080448, 361350560, 722701120, 1445402240]

約数ペア:

[(1, 1445402240), (2, 722701120), (4, 361350560), (5, 289080448), (8, 180675280), (10, 144540224), (16, 90337640), (20, 72270112), (32, 45168820), (40, 36135056), (64, 22584410), (80, 18067528), (127, 11381120), (128, 11292205), (160, 9033764), (254, 5690560), (320, 4516882), (508, 2845280), (635, 2276224), (640, 2258441), (1016, 1422640), (1270, 1138112), (2032, 711320), (2540, 569056), (4064, 355660), (5080, 284528), (8128, 177830), (10160, 142264), (16256, 88915), (17783, 81280), (20320, 71132), (35566, 40640)]