38121240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1152

約数の個数: 64

約数和(自身を含む): 114773760

約数和(自身を除く): 76652520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 647, 982, 1294, 1473, 1941, 1964, 2455, 2588, 2946, 3235, 3882, 3928, 4910, 5176, 5892, 6470, 7365, 7764, 9705, 9820, 11784, 12940, 14730, 15528, 19410, 19640, 25880, 29460, 38820, 58920, 77640, 317677, 635354, 953031, 1270708, 1588385, 1906062, 2541416, 3176770, 3812124, 4765155, 6353540, 7624248, 9530310, 12707080, 19060620, 38121240]

約数ペア:

[(1, 38121240), (2, 19060620), (3, 12707080), (4, 9530310), (5, 7624248), (6, 6353540), (8, 4765155), (10, 3812124), (12, 3176770), (15, 2541416), (20, 1906062), (24, 1588385), (30, 1270708), (40, 953031), (60, 635354), (120, 317677), (491, 77640), (647, 58920), (982, 38820), (1294, 29460), (1473, 25880), (1941, 19640), (1964, 19410), (2455, 15528), (2588, 14730), (2946, 12940), (3235, 11784), (3882, 9820), (3928, 9705), (4910, 7764), (5176, 7365), (5892, 6470)]