390726480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52517}}^1$

素因数の和:52564

約数の個数: 80

約数和(自身を含む): 1250348544

約数和(自身を除く): 859622064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 52517, 105034, 157551, 210068, 262585, 315102, 420136, 525170, 630204, 787755, 840272, 1050340, 1260408, 1575510, 1628027, 2100680, 2520816, 3151020, 3256054, 4201360, 4884081, 6302040, 6512108, 8140135, 9768162, 12604080, 13024216, 16280270, 19536324, 24420405, 26048432, 32560540, 39072648, 48840810, 65121080, 78145296, 97681620, 130242160, 195363240, 390726480]

約数ペア:

[(1, 390726480), (2, 195363240), (3, 130242160), (4, 97681620), (5, 78145296), (6, 65121080), (8, 48840810), (10, 39072648), (12, 32560540), (15, 26048432), (16, 24420405), (20, 19536324), (24, 16280270), (30, 13024216), (31, 12604080), (40, 9768162), (48, 8140135), (60, 6512108), (62, 6302040), (80, 4884081), (93, 4201360), (120, 3256054), (124, 3151020), (155, 2520816), (186, 2100680), (240, 1628027), (248, 1575510), (310, 1260408), (372, 1050340), (465, 840272), (496, 787755), (620, 630204), (744, 525170), (930, 420136), (1240, 315102), (1488, 262585), (1860, 210068), (2480, 157551), (3720, 105034), (7440, 52517)]