1289351640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{38237}}^1$

素因数の和:38532

約数の個数: 64

約数和(自身を含む): 3881921760

約数和(自身を除く): 2592570120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 562, 843, 1124, 1405, 1686, 2248, 2810, 3372, 4215, 5620, 6744, 8430, 11240, 16860, 33720, 38237, 76474, 114711, 152948, 191185, 229422, 305896, 382370, 458844, 573555, 764740, 917688, 1147110, 1529480, 2294220, 4588440, 10744597, 21489194, 32233791, 42978388, 53722985, 64467582, 85956776, 107445970, 128935164, 161168955, 214891940, 257870328, 322337910, 429783880, 644675820, 1289351640]

約数ペア:

[(1, 1289351640), (2, 644675820), (3, 429783880), (4, 322337910), (5, 257870328), (6, 214891940), (8, 161168955), (10, 128935164), (12, 107445970), (15, 85956776), (20, 64467582), (24, 53722985), (30, 42978388), (40, 32233791), (60, 21489194), (120, 10744597), (281, 4588440), (562, 2294220), (843, 1529480), (1124, 1147110), (1405, 917688), (1686, 764740), (2248, 573555), (2810, 458844), (3372, 382370), (4215, 305896), (5620, 229422), (6744, 191185), (8430, 152948), (11240, 114711), (16860, 76474), (33720, 38237)]