260123120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{11251}}^1$

素因数の和:11298

約数の個数: 60

約数和(自身を含む): 642511704

約数和(自身を除く): 382388584

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 4624, 5780, 11251, 11560, 22502, 23120, 45004, 56255, 90008, 112510, 180016, 191267, 225020, 382534, 450040, 765068, 900080, 956335, 1530136, 1912670, 3060272, 3251539, 3825340, 6503078, 7650680, 13006156, 15301360, 16257695, 26012312, 32515390, 52024624, 65030780, 130061560, 260123120]

約数ペア:

[(1, 260123120), (2, 130061560), (4, 65030780), (5, 52024624), (8, 32515390), (10, 26012312), (16, 16257695), (17, 15301360), (20, 13006156), (34, 7650680), (40, 6503078), (68, 3825340), (80, 3251539), (85, 3060272), (136, 1912670), (170, 1530136), (272, 956335), (289, 900080), (340, 765068), (578, 450040), (680, 382534), (1156, 225020), (1360, 191267), (1445, 180016), (2312, 112510), (2890, 90008), (4624, 56255), (5780, 45004), (11251, 23120), (11560, 22502)]