640753080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{44129}}^1$

素因数の和:44165

約数の個数: 96

約数和(自身を含む): 2112944400

約数和(自身を除く): 1472191320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1452, 1815, 2420, 2904, 3630, 4840, 7260, 14520, 44129, 88258, 132387, 176516, 220645, 264774, 353032, 441290, 485419, 529548, 661935, 882580, 970838, 1059096, 1323870, 1456257, 1765160, 1941676, 2427095, 2647740, 2912514, 3883352, 4854190, 5295480, 5339609, 5825028, 7281285, 9708380, 10679218, 11650056, 14562570, 16018827, 19416760, 21358436, 26698045, 29125140, 32037654, 42716872, 53396090, 58250280, 64075308, 80094135, 106792180, 128150616, 160188270, 213584360, 320376540, 640753080]

約数ペア:

[(1, 640753080), (2, 320376540), (3, 213584360), (4, 160188270), (5, 128150616), (6, 106792180), (8, 80094135), (10, 64075308), (11, 58250280), (12, 53396090), (15, 42716872), (20, 32037654), (22, 29125140), (24, 26698045), (30, 21358436), (33, 19416760), (40, 16018827), (44, 14562570), (55, 11650056), (60, 10679218), (66, 9708380), (88, 7281285), (110, 5825028), (120, 5339609), (121, 5295480), (132, 4854190), (165, 3883352), (220, 2912514), (242, 2647740), (264, 2427095), (330, 1941676), (363, 1765160), (440, 1456257), (484, 1323870), (605, 1059096), (660, 970838), (726, 882580), (968, 661935), (1210, 529548), (1320, 485419), (1452, 441290), (1815, 353032), (2420, 264774), (2904, 220645), (3630, 176516), (4840, 132387), (7260, 88258), (14520, 44129)]