30464760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1999}}^1$

素因数の和:2140

約数の個数: 64

約数和(自身を含む): 92160000

約数和(自身を除く): 61695240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 1999, 2540, 3048, 3810, 3998, 5080, 5997, 7620, 7996, 9995, 11994, 15240, 15992, 19990, 23988, 29985, 39980, 47976, 59970, 79960, 119940, 239880, 253873, 507746, 761619, 1015492, 1269365, 1523238, 2030984, 2538730, 3046476, 3808095, 5077460, 6092952, 7616190, 10154920, 15232380, 30464760]

約数ペア:

[(1, 30464760), (2, 15232380), (3, 10154920), (4, 7616190), (5, 6092952), (6, 5077460), (8, 3808095), (10, 3046476), (12, 2538730), (15, 2030984), (20, 1523238), (24, 1269365), (30, 1015492), (40, 761619), (60, 507746), (120, 253873), (127, 239880), (254, 119940), (381, 79960), (508, 59970), (635, 47976), (762, 39980), (1016, 29985), (1270, 23988), (1524, 19990), (1905, 15992), (1999, 15240), (2540, 11994), (3048, 9995), (3810, 7996), (3998, 7620), (5080, 5997)]