398280840640

素因数分解:

$2^6\times 5^1\times {\mathrm{12163}}^1\times {\mathrm{102329}}^1$

素因数の和:114509

約数の個数: 56

約数和(自身を含む): 948493495440

約数和(自身を除く): 550212654800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 12163, 24326, 48652, 60815, 97304, 102329, 121630, 194608, 204658, 243260, 389216, 409316, 486520, 511645, 778432, 818632, 973040, 1023290, 1637264, 1946080, 2046580, 3274528, 3892160, 4093160, 6549056, 8186320, 16372640, 32745280, 1244627627, 2489255254, 4978510508, 6223138135, 9957021016, 12446276270, 19914042032, 24892552540, 39828084064, 49785105080, 79656168128, 99570210160, 199140420320, 398280840640]

約数ペア:

[(1, 398280840640), (2, 199140420320), (4, 99570210160), (5, 79656168128), (8, 49785105080), (10, 39828084064), (16, 24892552540), (20, 19914042032), (32, 12446276270), (40, 9957021016), (64, 6223138135), (80, 4978510508), (160, 2489255254), (320, 1244627627), (12163, 32745280), (24326, 16372640), (48652, 8186320), (60815, 6549056), (97304, 4093160), (102329, 3892160), (121630, 3274528), (194608, 2046580), (204658, 1946080), (243260, 1637264), (389216, 1023290), (409316, 973040), (486520, 818632), (511645, 778432)]