263520240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{20717}}^1$

素因数の和:20786

約数の個数: 80

約数和(自身を含む): 832366368

約数和(自身を除く): 568846128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720, 20717, 41434, 62151, 82868, 103585, 124302, 165736, 207170, 248604, 310755, 331472, 414340, 497208, 621510, 828680, 994416, 1098001, 1243020, 1657360, 2196002, 2486040, 3294003, 4392004, 4972080, 5490005, 6588006, 8784008, 10980010, 13176012, 16470015, 17568016, 21960020, 26352024, 32940030, 43920040, 52704048, 65880060, 87840080, 131760120, 263520240]

約数ペア:

[(1, 263520240), (2, 131760120), (3, 87840080), (4, 65880060), (5, 52704048), (6, 43920040), (8, 32940030), (10, 26352024), (12, 21960020), (15, 17568016), (16, 16470015), (20, 13176012), (24, 10980010), (30, 8784008), (40, 6588006), (48, 5490005), (53, 4972080), (60, 4392004), (80, 3294003), (106, 2486040), (120, 2196002), (159, 1657360), (212, 1243020), (240, 1098001), (265, 994416), (318, 828680), (424, 621510), (530, 497208), (636, 414340), (795, 331472), (848, 310755), (1060, 248604), (1272, 207170), (1590, 165736), (2120, 124302), (2544, 103585), (3180, 82868), (4240, 62151), (6360, 41434), (12720, 20717)]