237513420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5521}}^1$

素因数の和:5775

約数の個数: 72

約数和(自身を含む): 723602880

約数和(自身を除く): 486089460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 5521, 7170, 8604, 10755, 11042, 14340, 16563, 21510, 22084, 27605, 33126, 43020, 49689, 55210, 66252, 82815, 99378, 110420, 165630, 198756, 248445, 331260, 496890, 993780, 1319519, 2639038, 3958557, 5278076, 6597595, 7917114, 11875671, 13195190, 15834228, 19792785, 23751342, 26390380, 39585570, 47502684, 59378355, 79171140, 118756710, 237513420]

約数ペア:

[(1, 237513420), (2, 118756710), (3, 79171140), (4, 59378355), (5, 47502684), (6, 39585570), (9, 26390380), (10, 23751342), (12, 19792785), (15, 15834228), (18, 13195190), (20, 11875671), (30, 7917114), (36, 6597595), (45, 5278076), (60, 3958557), (90, 2639038), (180, 1319519), (239, 993780), (478, 496890), (717, 331260), (956, 248445), (1195, 198756), (1434, 165630), (2151, 110420), (2390, 99378), (2868, 82815), (3585, 66252), (4302, 55210), (4780, 49689), (5521, 43020), (7170, 33126), (8604, 27605), (10755, 22084), (11042, 21510), (14340, 16563)]