284317680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1831}}^1$

素因数の和:2494

約数の個数: 80

約数和(自身を含む): 883229184

約数和(自身を除く): 598911504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 647, 1294, 1831, 1941, 2588, 3235, 3662, 3882, 5176, 5493, 6470, 7324, 7764, 9155, 9705, 10352, 10986, 12940, 14648, 15528, 18310, 19410, 21972, 25880, 27465, 29296, 31056, 36620, 38820, 43944, 51760, 54930, 73240, 77640, 87888, 109860, 146480, 155280, 219720, 439440, 1184657, 2369314, 3553971, 4738628, 5923285, 7107942, 9477256, 11846570, 14215884, 17769855, 18954512, 23693140, 28431768, 35539710, 47386280, 56863536, 71079420, 94772560, 142158840, 284317680]

約数ペア:

[(1, 284317680), (2, 142158840), (3, 94772560), (4, 71079420), (5, 56863536), (6, 47386280), (8, 35539710), (10, 28431768), (12, 23693140), (15, 18954512), (16, 17769855), (20, 14215884), (24, 11846570), (30, 9477256), (40, 7107942), (48, 5923285), (60, 4738628), (80, 3553971), (120, 2369314), (240, 1184657), (647, 439440), (1294, 219720), (1831, 155280), (1941, 146480), (2588, 109860), (3235, 87888), (3662, 77640), (3882, 73240), (5176, 54930), (5493, 51760), (6470, 43944), (7324, 38820), (7764, 36620), (9155, 31056), (9705, 29296), (10352, 27465), (10986, 25880), (12940, 21972), (14648, 19410), (15528, 18310)]