726778520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{23689}}^1$

素因数の和:23772

約数の個数: 64

約数和(自身を含む): 1790964000

約数和(自身を除く): 1064185480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1180, 1534, 2360, 3068, 3835, 6136, 7670, 15340, 23689, 30680, 47378, 94756, 118445, 189512, 236890, 307957, 473780, 615914, 947560, 1231828, 1397651, 1539785, 2463656, 2795302, 3079570, 5590604, 6159140, 6988255, 11181208, 12318280, 13976510, 18169463, 27953020, 36338926, 55906040, 72677852, 90847315, 145355704, 181694630, 363389260, 726778520]

約数ペア:

[(1, 726778520), (2, 363389260), (4, 181694630), (5, 145355704), (8, 90847315), (10, 72677852), (13, 55906040), (20, 36338926), (26, 27953020), (40, 18169463), (52, 13976510), (59, 12318280), (65, 11181208), (104, 6988255), (118, 6159140), (130, 5590604), (236, 3079570), (260, 2795302), (295, 2463656), (472, 1539785), (520, 1397651), (590, 1231828), (767, 947560), (1180, 615914), (1534, 473780), (2360, 307957), (3068, 236890), (3835, 189512), (6136, 118445), (7670, 94756), (15340, 47378), (23689, 30680)]