156918434680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1141391}}^1$

素因数の和:1141900

約数の個数: 64

約数和(自身を含む): 404326702080

約数和(自身を除く): 247408267400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 491, 982, 1964, 2455, 3437, 3928, 4910, 6874, 9820, 13748, 17185, 19640, 27496, 34370, 68740, 137480, 1141391, 2282782, 4565564, 5706955, 7989737, 9131128, 11413910, 15979474, 22827820, 31958948, 39948685, 45655640, 63917896, 79897370, 159794740, 319589480, 560422981, 1120845962, 2241691924, 2802114905, 3922960867, 4483383848, 5604229810, 7845921734, 11208459620, 15691843468, 19614804335, 22416919240, 31383686936, 39229608670, 78459217340, 156918434680]

約数ペア:

[(1, 156918434680), (2, 78459217340), (4, 39229608670), (5, 31383686936), (7, 22416919240), (8, 19614804335), (10, 15691843468), (14, 11208459620), (20, 7845921734), (28, 5604229810), (35, 4483383848), (40, 3922960867), (56, 2802114905), (70, 2241691924), (140, 1120845962), (280, 560422981), (491, 319589480), (982, 159794740), (1964, 79897370), (2455, 63917896), (3437, 45655640), (3928, 39948685), (4910, 31958948), (6874, 22827820), (9820, 15979474), (13748, 11413910), (17185, 9131128), (19640, 7989737), (27496, 5706955), (34370, 4565564), (68740, 2282782), (137480, 1141391)]