248613840

素因数分解:

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

素因数の和:115121

約数の個数: 80

約数和(自身を含む): 856344000

約数和(自身を除く): 607730160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 115099, 230198, 345297, 460396, 575495, 690594, 920792, 1035891, 1150990, 1381188, 1726485, 1841584, 2071782, 2301980, 2762376, 3107673, 3452970, 4143564, 4603960, 5179455, 5524752, 6215346, 6905940, 8287128, 9207920, 10358910, 12430692, 13811880, 15538365, 16574256, 20717820, 24861384, 27623760, 31076730, 41435640, 49722768, 62153460, 82871280, 124306920, 248613840]

約数ペア:

[(1, 248613840), (2, 124306920), (3, 82871280), (4, 62153460), (5, 49722768), (6, 41435640), (8, 31076730), (9, 27623760), (10, 24861384), (12, 20717820), (15, 16574256), (16, 15538365), (18, 13811880), (20, 12430692), (24, 10358910), (27, 9207920), (30, 8287128), (36, 6905940), (40, 6215346), (45, 5524752), (48, 5179455), (54, 4603960), (60, 4143564), (72, 3452970), (80, 3107673), (90, 2762376), (108, 2301980), (120, 2071782), (135, 1841584), (144, 1726485), (180, 1381188), (216, 1150990), (240, 1035891), (270, 920792), (360, 690594), (432, 575495), (540, 460396), (720, 345297), (1080, 230198), (2160, 115099)]