12621720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{983}}^1$

素因数の和:1104

約数の個数: 64

約数和(自身を含む): 38257920

約数和(自身を除く): 25636200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 983, 1070, 1284, 1605, 1966, 2140, 2568, 2949, 3210, 3932, 4280, 4915, 5898, 6420, 7864, 9830, 11796, 12840, 14745, 19660, 23592, 29490, 39320, 58980, 105181, 117960, 210362, 315543, 420724, 525905, 631086, 841448, 1051810, 1262172, 1577715, 2103620, 2524344, 3155430, 4207240, 6310860, 12621720]

約数ペア:

[(1, 12621720), (2, 6310860), (3, 4207240), (4, 3155430), (5, 2524344), (6, 2103620), (8, 1577715), (10, 1262172), (12, 1051810), (15, 841448), (20, 631086), (24, 525905), (30, 420724), (40, 315543), (60, 210362), (107, 117960), (120, 105181), (214, 58980), (321, 39320), (428, 29490), (535, 23592), (642, 19660), (856, 14745), (983, 12840), (1070, 11796), (1284, 9830), (1605, 7864), (1966, 6420), (2140, 5898), (2568, 4915), (2949, 4280), (3210, 3932)]