12870840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{379}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 38851200

約数和(自身を除く): 25980360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 283, 379, 566, 758, 849, 1132, 1137, 1415, 1516, 1698, 1895, 2264, 2274, 2830, 3032, 3396, 3790, 4245, 4548, 5660, 5685, 6792, 7580, 8490, 9096, 11320, 11370, 15160, 16980, 22740, 33960, 45480, 107257, 214514, 321771, 429028, 536285, 643542, 858056, 1072570, 1287084, 1608855, 2145140, 2574168, 3217710, 4290280, 6435420, 12870840]

約数ペア:

[(1, 12870840), (2, 6435420), (3, 4290280), (4, 3217710), (5, 2574168), (6, 2145140), (8, 1608855), (10, 1287084), (12, 1072570), (15, 858056), (20, 643542), (24, 536285), (30, 429028), (40, 321771), (60, 214514), (120, 107257), (283, 45480), (379, 33960), (566, 22740), (758, 16980), (849, 15160), (1132, 11370), (1137, 11320), (1415, 9096), (1516, 8490), (1698, 7580), (1895, 6792), (2264, 5685), (2274, 5660), (2830, 4548), (3032, 4245), (3396, 3790)]