82871280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{115099}}^1$

素因数の和:115118

約数の個数: 60

約数和(自身を含む): 278311800

約数和(自身を除く): 195440520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 115099, 230198, 345297, 460396, 575495, 690594, 920792, 1035891, 1150990, 1381188, 1726485, 1841584, 2071782, 2301980, 2762376, 3452970, 4143564, 4603960, 5179455, 5524752, 6905940, 8287128, 9207920, 10358910, 13811880, 16574256, 20717820, 27623760, 41435640, 82871280]

約数ペア:

[(1, 82871280), (2, 41435640), (3, 27623760), (4, 20717820), (5, 16574256), (6, 13811880), (8, 10358910), (9, 9207920), (10, 8287128), (12, 6905940), (15, 5524752), (16, 5179455), (18, 4603960), (20, 4143564), (24, 3452970), (30, 2762376), (36, 2301980), (40, 2071782), (45, 1841584), (48, 1726485), (60, 1381188), (72, 1150990), (80, 1035891), (90, 920792), (120, 690594), (144, 575495), (180, 460396), (240, 345297), (360, 230198), (720, 115099)]