181126980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{3581}}^1$

素因数の和:3877

約数の個数: 72

約数和(自身を含む): 551527704

約数和(自身を除く): 370400724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1686, 2529, 2810, 3372, 3581, 4215, 5058, 5620, 7162, 8430, 10116, 10743, 12645, 14324, 16860, 17905, 21486, 25290, 32229, 35810, 42972, 50580, 53715, 64458, 71620, 107430, 128916, 161145, 214860, 322290, 644580, 1006261, 2012522, 3018783, 4025044, 5031305, 6037566, 9056349, 10062610, 12075132, 15093915, 18112698, 20125220, 30187830, 36225396, 45281745, 60375660, 90563490, 181126980]

約数ペア:

[(1, 181126980), (2, 90563490), (3, 60375660), (4, 45281745), (5, 36225396), (6, 30187830), (9, 20125220), (10, 18112698), (12, 15093915), (15, 12075132), (18, 10062610), (20, 9056349), (30, 6037566), (36, 5031305), (45, 4025044), (60, 3018783), (90, 2012522), (180, 1006261), (281, 644580), (562, 322290), (843, 214860), (1124, 161145), (1405, 128916), (1686, 107430), (2529, 71620), (2810, 64458), (3372, 53715), (3581, 50580), (4215, 42972), (5058, 35810), (5620, 32229), (7162, 25290), (8430, 21486), (10116, 17905), (10743, 16860), (12645, 14324)]