18488280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3583}}^1$

素因数の和:3640

約数の個数: 64

約数和(自身を含む): 56770560

約数和(自身を除く): 38282280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 3583, 5160, 7166, 10749, 14332, 17915, 21498, 28664, 35830, 42996, 53745, 71660, 85992, 107490, 143320, 154069, 214980, 308138, 429960, 462207, 616276, 770345, 924414, 1232552, 1540690, 1848828, 2311035, 3081380, 3697656, 4622070, 6162760, 9244140, 18488280]

約数ペア:

[(1, 18488280), (2, 9244140), (3, 6162760), (4, 4622070), (5, 3697656), (6, 3081380), (8, 2311035), (10, 1848828), (12, 1540690), (15, 1232552), (20, 924414), (24, 770345), (30, 616276), (40, 462207), (43, 429960), (60, 308138), (86, 214980), (120, 154069), (129, 143320), (172, 107490), (215, 85992), (258, 71660), (344, 53745), (430, 42996), (516, 35830), (645, 28664), (860, 21498), (1032, 17915), (1290, 14332), (1720, 10749), (2580, 7166), (3583, 5160)]