247906120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{80489}}^1$

素因数の和:80518

約数の個数: 64

約数和(自身を含む): 695433600

約数和(自身を除く): 447527480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 80489, 160978, 321956, 402445, 563423, 643912, 804890, 885379, 1126846, 1609780, 1770758, 2253692, 2817115, 3219560, 3541516, 4426895, 4507384, 5634230, 6197653, 7083032, 8853790, 11268460, 12395306, 17707580, 22536920, 24790612, 30988265, 35415160, 49581224, 61976530, 123953060, 247906120]

約数ペア:

[(1, 247906120), (2, 123953060), (4, 61976530), (5, 49581224), (7, 35415160), (8, 30988265), (10, 24790612), (11, 22536920), (14, 17707580), (20, 12395306), (22, 11268460), (28, 8853790), (35, 7083032), (40, 6197653), (44, 5634230), (55, 4507384), (56, 4426895), (70, 3541516), (77, 3219560), (88, 2817115), (110, 2253692), (140, 1770758), (154, 1609780), (220, 1126846), (280, 885379), (308, 804890), (385, 643912), (440, 563423), (616, 402445), (770, 321956), (1540, 160978), (3080, 80489)]