90879960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{44549}}^1$

素因数の和:44580

約数の個数: 64

約数和(自身を含む): 288684000

約数和(自身を除く): 197804040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 44549, 89098, 133647, 178196, 222745, 267294, 356392, 445490, 534588, 668235, 757333, 890980, 1069176, 1336470, 1514666, 1781960, 2271999, 2672940, 3029332, 3786665, 4543998, 5345880, 6058664, 7573330, 9087996, 11359995, 15146660, 18175992, 22719990, 30293320, 45439980, 90879960]

約数ペア:

[(1, 90879960), (2, 45439980), (3, 30293320), (4, 22719990), (5, 18175992), (6, 15146660), (8, 11359995), (10, 9087996), (12, 7573330), (15, 6058664), (17, 5345880), (20, 4543998), (24, 3786665), (30, 3029332), (34, 2672940), (40, 2271999), (51, 1781960), (60, 1514666), (68, 1336470), (85, 1069176), (102, 890980), (120, 757333), (136, 668235), (170, 534588), (204, 445490), (255, 356392), (340, 267294), (408, 222745), (510, 178196), (680, 133647), (1020, 89098), (2040, 44549)]