440861080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{1153}}^1$

素因数の和:1265

約数の個数: 96

約数和(自身を含む): 1105070400

約数和(自身を除く): 664209320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 121, 158, 220, 242, 316, 395, 440, 484, 605, 632, 790, 869, 968, 1153, 1210, 1580, 1738, 2306, 2420, 3160, 3476, 4345, 4612, 4840, 5765, 6952, 8690, 9224, 9559, 11530, 12683, 17380, 19118, 23060, 25366, 34760, 38236, 46120, 47795, 50732, 63415, 76472, 91087, 95590, 101464, 126830, 139513, 182174, 191180, 253660, 279026, 364348, 382360, 455435, 507320, 558052, 697565, 728696, 910870, 1001957, 1116104, 1395130, 1821740, 2003914, 2790260, 3643480, 4007828, 5009785, 5580520, 8015656, 10019570, 11021527, 20039140, 22043054, 40078280, 44086108, 55107635, 88172216, 110215270, 220430540, 440861080]

約数ペア:

[(1, 440861080), (2, 220430540), (4, 110215270), (5, 88172216), (8, 55107635), (10, 44086108), (11, 40078280), (20, 22043054), (22, 20039140), (40, 11021527), (44, 10019570), (55, 8015656), (79, 5580520), (88, 5009785), (110, 4007828), (121, 3643480), (158, 2790260), (220, 2003914), (242, 1821740), (316, 1395130), (395, 1116104), (440, 1001957), (484, 910870), (605, 728696), (632, 697565), (790, 558052), (869, 507320), (968, 455435), (1153, 382360), (1210, 364348), (1580, 279026), (1738, 253660), (2306, 191180), (2420, 182174), (3160, 139513), (3476, 126830), (4345, 101464), (4612, 95590), (4840, 91087), (5765, 76472), (6952, 63415), (8690, 50732), (9224, 47795), (9559, 46120), (11530, 38236), (12683, 34760), (17380, 25366), (19118, 23060)]