12705240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 38361600

約数和(自身を除く): 25656360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 443, 478, 717, 886, 956, 1195, 1329, 1434, 1772, 1912, 2215, 2390, 2658, 2868, 3544, 3585, 4430, 4780, 5316, 5736, 6645, 7170, 8860, 9560, 10632, 13290, 14340, 17720, 26580, 28680, 53160, 105877, 211754, 317631, 423508, 529385, 635262, 847016, 1058770, 1270524, 1588155, 2117540, 2541048, 3176310, 4235080, 6352620, 12705240]

約数ペア:

[(1, 12705240), (2, 6352620), (3, 4235080), (4, 3176310), (5, 2541048), (6, 2117540), (8, 1588155), (10, 1270524), (12, 1058770), (15, 847016), (20, 635262), (24, 529385), (30, 423508), (40, 317631), (60, 211754), (120, 105877), (239, 53160), (443, 28680), (478, 26580), (717, 17720), (886, 14340), (956, 13290), (1195, 10632), (1329, 9560), (1434, 8860), (1772, 7170), (1912, 6645), (2215, 5736), (2390, 5316), (2658, 4780), (2868, 4430), (3544, 3585)]