212798840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2437}}^1$

素因数の和:2544

約数の個数: 64

約数和(自身を含む): 500277600

約数和(自身を除く): 287478760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 74, 118, 148, 185, 236, 295, 296, 370, 472, 590, 740, 1180, 1480, 2183, 2360, 2437, 4366, 4874, 8732, 9748, 10915, 12185, 17464, 19496, 21830, 24370, 43660, 48740, 87320, 90169, 97480, 143783, 180338, 287566, 360676, 450845, 575132, 718915, 721352, 901690, 1150264, 1437830, 1803380, 2875660, 3606760, 5319971, 5751320, 10639942, 21279884, 26599855, 42559768, 53199710, 106399420, 212798840]

約数ペア:

[(1, 212798840), (2, 106399420), (4, 53199710), (5, 42559768), (8, 26599855), (10, 21279884), (20, 10639942), (37, 5751320), (40, 5319971), (59, 3606760), (74, 2875660), (118, 1803380), (148, 1437830), (185, 1150264), (236, 901690), (295, 721352), (296, 718915), (370, 575132), (472, 450845), (590, 360676), (740, 287566), (1180, 180338), (1480, 143783), (2183, 97480), (2360, 90169), (2437, 87320), (4366, 48740), (4874, 43660), (8732, 24370), (9748, 21830), (10915, 19496), (12185, 17464)]