289284320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139079}}^1$

素因数の和:139107

約数の個数: 48

約数和(自身を含む): 736011360

約数和(自身を除く): 446727040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 139079, 278158, 556316, 695395, 1112632, 1390790, 1808027, 2225264, 2781580, 3616054, 4450528, 5563160, 7232108, 9040135, 11126320, 14464216, 18080270, 22252640, 28928432, 36160540, 57856864, 72321080, 144642160, 289284320]

約数ペア:

[(1, 289284320), (2, 144642160), (4, 72321080), (5, 57856864), (8, 36160540), (10, 28928432), (13, 22252640), (16, 18080270), (20, 14464216), (26, 11126320), (32, 9040135), (40, 7232108), (52, 5563160), (65, 4450528), (80, 3616054), (104, 2781580), (130, 2225264), (160, 1808027), (208, 1390790), (260, 1112632), (416, 695395), (520, 556316), (1040, 278158), (2080, 139079)]