51811560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3347}}^1$

素因数の和:3407

約数の個数: 96

約数和(自身を含む): 172355040

約数和(自身を除く): 120543480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3347, 3870, 5160, 6694, 7740, 10041, 13388, 15480, 16735, 20082, 26776, 30123, 33470, 40164, 50205, 60246, 66940, 80328, 100410, 120492, 133880, 143921, 150615, 200820, 240984, 287842, 301230, 401640, 431763, 575684, 602460, 719605, 863526, 1151368, 1204920, 1295289, 1439210, 1727052, 2158815, 2590578, 2878420, 3454104, 4317630, 5181156, 5756840, 6476445, 8635260, 10362312, 12952890, 17270520, 25905780, 51811560]

約数ペア:

[(1, 51811560), (2, 25905780), (3, 17270520), (4, 12952890), (5, 10362312), (6, 8635260), (8, 6476445), (9, 5756840), (10, 5181156), (12, 4317630), (15, 3454104), (18, 2878420), (20, 2590578), (24, 2158815), (30, 1727052), (36, 1439210), (40, 1295289), (43, 1204920), (45, 1151368), (60, 863526), (72, 719605), (86, 602460), (90, 575684), (120, 431763), (129, 401640), (172, 301230), (180, 287842), (215, 240984), (258, 200820), (344, 150615), (360, 143921), (387, 133880), (430, 120492), (516, 100410), (645, 80328), (774, 66940), (860, 60246), (1032, 50205), (1290, 40164), (1548, 33470), (1720, 30123), (1935, 26776), (2580, 20082), (3096, 16735), (3347, 15480), (3870, 13388), (5160, 10041), (6694, 7740)]