356968360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2447}}^1$

素因数の和:2986

約数の個数: 64

約数和(自身を含む): 920056320

約数和(自身を除く): 563087960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 521, 1042, 2084, 2447, 2605, 3647, 4168, 4894, 5210, 7294, 9788, 10420, 12235, 14588, 17129, 18235, 19576, 20840, 24470, 29176, 34258, 36470, 48940, 68516, 72940, 85645, 97880, 137032, 145880, 171290, 342580, 685160, 1274887, 2549774, 5099548, 6374435, 8924209, 10199096, 12748870, 17848418, 25497740, 35696836, 44621045, 50995480, 71393672, 89242090, 178484180, 356968360]

約数ペア:

[(1, 356968360), (2, 178484180), (4, 89242090), (5, 71393672), (7, 50995480), (8, 44621045), (10, 35696836), (14, 25497740), (20, 17848418), (28, 12748870), (35, 10199096), (40, 8924209), (56, 6374435), (70, 5099548), (140, 2549774), (280, 1274887), (521, 685160), (1042, 342580), (2084, 171290), (2447, 145880), (2605, 137032), (3647, 97880), (4168, 85645), (4894, 72940), (5210, 68516), (7294, 48940), (9788, 36470), (10420, 34258), (12235, 29176), (14588, 24470), (17129, 20840), (18235, 19576)]