131721420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{7151}}^1$

素因数の和:7470

約数の個数: 48

約数和(自身を含む): 370073088

約数和(自身を除く): 238351668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1842, 3070, 3684, 4605, 6140, 7151, 9210, 14302, 18420, 21453, 28604, 35755, 42906, 71510, 85812, 107265, 143020, 214530, 429060, 2195357, 4390714, 6586071, 8781428, 10976785, 13172142, 21953570, 26344284, 32930355, 43907140, 65860710, 131721420]

約数ペア:

[(1, 131721420), (2, 65860710), (3, 43907140), (4, 32930355), (5, 26344284), (6, 21953570), (10, 13172142), (12, 10976785), (15, 8781428), (20, 6586071), (30, 4390714), (60, 2195357), (307, 429060), (614, 214530), (921, 143020), (1228, 107265), (1535, 85812), (1842, 71510), (3070, 42906), (3684, 35755), (4605, 28604), (6140, 21453), (7151, 18420), (9210, 14302)]