163581720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5431}}^1$

素因数の和:5696

約数の個数: 64

約数和(自身を含む): 492791040

約数和(自身を除く): 329209320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2510, 3012, 3765, 5020, 5431, 6024, 7530, 10040, 10862, 15060, 16293, 21724, 27155, 30120, 32586, 43448, 54310, 65172, 81465, 108620, 130344, 162930, 217240, 325860, 651720, 1363181, 2726362, 4089543, 5452724, 6815905, 8179086, 10905448, 13631810, 16358172, 20447715, 27263620, 32716344, 40895430, 54527240, 81790860, 163581720]

約数ペア:

[(1, 163581720), (2, 81790860), (3, 54527240), (4, 40895430), (5, 32716344), (6, 27263620), (8, 20447715), (10, 16358172), (12, 13631810), (15, 10905448), (20, 8179086), (24, 6815905), (30, 5452724), (40, 4089543), (60, 2726362), (120, 1363181), (251, 651720), (502, 325860), (753, 217240), (1004, 162930), (1255, 130344), (1506, 108620), (2008, 81465), (2510, 65172), (3012, 54310), (3765, 43448), (5020, 32586), (5431, 30120), (6024, 27155), (7530, 21724), (10040, 16293), (10862, 15060)]