2487120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 7922112

約数和(自身を除く): 5434992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 241, 258, 344, 430, 482, 516, 645, 688, 723, 860, 964, 1032, 1205, 1290, 1446, 1720, 1928, 2064, 2410, 2580, 2892, 3440, 3615, 3856, 4820, 5160, 5784, 7230, 9640, 10320, 10363, 11568, 14460, 19280, 20726, 28920, 31089, 41452, 51815, 57840, 62178, 82904, 103630, 124356, 155445, 165808, 207260, 248712, 310890, 414520, 497424, 621780, 829040, 1243560, 2487120]

約数ペア:

[(1, 2487120), (2, 1243560), (3, 829040), (4, 621780), (5, 497424), (6, 414520), (8, 310890), (10, 248712), (12, 207260), (15, 165808), (16, 155445), (20, 124356), (24, 103630), (30, 82904), (40, 62178), (43, 57840), (48, 51815), (60, 41452), (80, 31089), (86, 28920), (120, 20726), (129, 19280), (172, 14460), (215, 11568), (240, 10363), (241, 10320), (258, 9640), (344, 7230), (430, 5784), (482, 5160), (516, 4820), (645, 3856), (688, 3615), (723, 3440), (860, 2892), (964, 2580), (1032, 2410), (1205, 2064), (1290, 1928), (1446, 1720)]