12903960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{563}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 38983680

約数和(自身を除く): 26079720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 191, 382, 563, 573, 764, 955, 1126, 1146, 1528, 1689, 1910, 2252, 2292, 2815, 2865, 3378, 3820, 4504, 4584, 5630, 5730, 6756, 7640, 8445, 11260, 11460, 13512, 16890, 22520, 22920, 33780, 67560, 107533, 215066, 322599, 430132, 537665, 645198, 860264, 1075330, 1290396, 1612995, 2150660, 2580792, 3225990, 4301320, 6451980, 12903960]

約数ペア:

[(1, 12903960), (2, 6451980), (3, 4301320), (4, 3225990), (5, 2580792), (6, 2150660), (8, 1612995), (10, 1290396), (12, 1075330), (15, 860264), (20, 645198), (24, 537665), (30, 430132), (40, 322599), (60, 215066), (120, 107533), (191, 67560), (382, 33780), (563, 22920), (573, 22520), (764, 16890), (955, 13512), (1126, 11460), (1146, 11260), (1528, 8445), (1689, 7640), (1910, 6756), (2252, 5730), (2292, 5630), (2815, 4584), (2865, 4504), (3378, 3820)]