997636620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{234187}}^1$

素因数の和:234270

約数の個数: 48

約数和(自身を含む): 2832738048

約数和(自身を除く): 1835101428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 234187, 468374, 702561, 936748, 1170935, 1405122, 2341870, 2810244, 3512805, 4683740, 7025610, 14051220, 16627277, 33254554, 49881831, 66509108, 83136385, 99763662, 166272770, 199527324, 249409155, 332545540, 498818310, 997636620]

約数ペア:

[(1, 997636620), (2, 498818310), (3, 332545540), (4, 249409155), (5, 199527324), (6, 166272770), (10, 99763662), (12, 83136385), (15, 66509108), (20, 49881831), (30, 33254554), (60, 16627277), (71, 14051220), (142, 7025610), (213, 4683740), (284, 3512805), (355, 2810244), (426, 2341870), (710, 1405122), (852, 1170935), (1065, 936748), (1420, 702561), (2130, 468374), (4260, 234187)]