215021880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4297}}^1$

素因数の和:4453

約数の個数: 96

約数和(自身を含む): 704012400

約数和(自身を除く): 488990520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 180, 278, 360, 417, 556, 695, 834, 1112, 1251, 1390, 1668, 2085, 2502, 2780, 3336, 4170, 4297, 5004, 5560, 6255, 8340, 8594, 10008, 12510, 12891, 16680, 17188, 21485, 25020, 25782, 34376, 38673, 42970, 50040, 51564, 64455, 77346, 85940, 103128, 128910, 154692, 171880, 193365, 257820, 309384, 386730, 515640, 597283, 773460, 1194566, 1546920, 1791849, 2389132, 2986415, 3583698, 4778264, 5375547, 5972830, 7167396, 8959245, 10751094, 11945660, 14334792, 17918490, 21502188, 23891320, 26877735, 35836980, 43004376, 53755470, 71673960, 107510940, 215021880]

約数ペア:

[(1, 215021880), (2, 107510940), (3, 71673960), (4, 53755470), (5, 43004376), (6, 35836980), (8, 26877735), (9, 23891320), (10, 21502188), (12, 17918490), (15, 14334792), (18, 11945660), (20, 10751094), (24, 8959245), (30, 7167396), (36, 5972830), (40, 5375547), (45, 4778264), (60, 3583698), (72, 2986415), (90, 2389132), (120, 1791849), (139, 1546920), (180, 1194566), (278, 773460), (360, 597283), (417, 515640), (556, 386730), (695, 309384), (834, 257820), (1112, 193365), (1251, 171880), (1390, 154692), (1668, 128910), (2085, 103128), (2502, 85940), (2780, 77346), (3336, 64455), (4170, 51564), (4297, 50040), (5004, 42970), (5560, 38673), (6255, 34376), (8340, 25782), (8594, 25020), (10008, 21485), (12510, 17188), (12891, 16680)]