289779770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 607875840

約数和(自身を除く): 318096070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 163, 218, 233, 326, 466, 545, 763, 815, 1090, 1141, 1165, 1526, 1630, 1631, 2282, 2330, 3262, 3815, 5705, 7630, 8155, 11410, 16310, 17767, 25397, 35534, 37979, 50794, 75958, 88835, 124369, 126985, 177670, 177779, 189895, 248738, 253970, 265853, 355558, 379790, 531706, 621845, 888895, 1243690, 1329265, 1777790, 2658530, 4139711, 8279422, 20698555, 28977977, 41397110, 57955954, 144889885, 289779770]

約数ペア:

[(1, 289779770), (2, 144889885), (5, 57955954), (7, 41397110), (10, 28977977), (14, 20698555), (35, 8279422), (70, 4139711), (109, 2658530), (163, 1777790), (218, 1329265), (233, 1243690), (326, 888895), (466, 621845), (545, 531706), (763, 379790), (815, 355558), (1090, 265853), (1141, 253970), (1165, 248738), (1526, 189895), (1630, 177779), (1631, 177670), (2282, 126985), (2330, 124369), (3262, 88835), (3815, 75958), (5705, 50794), (7630, 37979), (8155, 35534), (11410, 25397), (16310, 17767)]