27420240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2657}}^1$

素因数の和:2716

約数の個数: 80

約数和(自身を含む): 87012288

約数和(自身を除く): 59592048

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, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 2657, 3440, 5160, 5314, 7971, 10320, 10628, 13285, 15942, 21256, 26570, 31884, 39855, 42512, 53140, 63768, 79710, 106280, 114251, 127536, 159420, 212560, 228502, 318840, 342753, 457004, 571255, 637680, 685506, 914008, 1142510, 1371012, 1713765, 1828016, 2285020, 2742024, 3427530, 4570040, 5484048, 6855060, 9140080, 13710120, 27420240]

約数ペア:

[(1, 27420240), (2, 13710120), (3, 9140080), (4, 6855060), (5, 5484048), (6, 4570040), (8, 3427530), (10, 2742024), (12, 2285020), (15, 1828016), (16, 1713765), (20, 1371012), (24, 1142510), (30, 914008), (40, 685506), (43, 637680), (48, 571255), (60, 457004), (80, 342753), (86, 318840), (120, 228502), (129, 212560), (172, 159420), (215, 127536), (240, 114251), (258, 106280), (344, 79710), (430, 63768), (516, 53140), (645, 42512), (688, 39855), (860, 31884), (1032, 26570), (1290, 21256), (1720, 15942), (2064, 13285), (2580, 10628), (2657, 10320), (3440, 7971), (5160, 5314)]