87316620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23857}}^1$

素因数の和:23930

約数の個数: 48

約数和(自身を含む): 248504928

約数和(自身を除く): 161188308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 23857, 47714, 71571, 95428, 119285, 143142, 238570, 286284, 357855, 477140, 715710, 1431420, 1455277, 2910554, 4365831, 5821108, 7276385, 8731662, 14552770, 17463324, 21829155, 29105540, 43658310, 87316620]

約数ペア:

[(1, 87316620), (2, 43658310), (3, 29105540), (4, 21829155), (5, 17463324), (6, 14552770), (10, 8731662), (12, 7276385), (15, 5821108), (20, 4365831), (30, 2910554), (60, 1455277), (61, 1431420), (122, 715710), (183, 477140), (244, 357855), (305, 286284), (366, 238570), (610, 143142), (732, 119285), (915, 95428), (1220, 71571), (1830, 47714), (3660, 23857)]