127888380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{710491}}^1$

素因数の和:710506

約数の個数: 36

約数和(自身を含む): 387928632

約数和(自身を除く): 260040252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 710491, 1420982, 2131473, 2841964, 3552455, 4262946, 6394419, 7104910, 8525892, 10657365, 12788838, 14209820, 21314730, 25577676, 31972095, 42629460, 63944190, 127888380]

約数ペア:

[(1, 127888380), (2, 63944190), (3, 42629460), (4, 31972095), (5, 25577676), (6, 21314730), (9, 14209820), (10, 12788838), (12, 10657365), (15, 8525892), (18, 7104910), (20, 6394419), (30, 4262946), (36, 3552455), (45, 2841964), (60, 2131473), (90, 1420982), (180, 710491)]