6654680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 15824160

約数和(自身を除く): 9169480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 53, 73, 86, 106, 146, 172, 212, 215, 265, 292, 344, 365, 424, 430, 530, 584, 730, 860, 1060, 1460, 1720, 2120, 2279, 2920, 3139, 3869, 4558, 6278, 7738, 9116, 11395, 12556, 15476, 15695, 18232, 19345, 22790, 25112, 30952, 31390, 38690, 45580, 62780, 77380, 91160, 125560, 154760, 166367, 332734, 665468, 831835, 1330936, 1663670, 3327340, 6654680]

約数ペア:

[(1, 6654680), (2, 3327340), (4, 1663670), (5, 1330936), (8, 831835), (10, 665468), (20, 332734), (40, 166367), (43, 154760), (53, 125560), (73, 91160), (86, 77380), (106, 62780), (146, 45580), (172, 38690), (212, 31390), (215, 30952), (265, 25112), (292, 22790), (344, 19345), (365, 18232), (424, 15695), (430, 15476), (530, 12556), (584, 11395), (730, 9116), (860, 7738), (1060, 6278), (1460, 4558), (1720, 3869), (2120, 3139), (2279, 2920)]