728172120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{466777}}^1$

素因数の和:466804

約数の個数: 64

約数和(自身を含む): 2352561120

約数和(自身を除く): 1624389000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 466777, 933554, 1400331, 1867108, 2333885, 2800662, 3734216, 4667770, 5601324, 6068101, 7001655, 9335540, 11202648, 12136202, 14003310, 18204303, 18671080, 24272404, 28006620, 30340505, 36408606, 48544808, 56013240, 60681010, 72817212, 91021515, 121362020, 145634424, 182043030, 242724040, 364086060, 728172120]

約数ペア:

[(1, 728172120), (2, 364086060), (3, 242724040), (4, 182043030), (5, 145634424), (6, 121362020), (8, 91021515), (10, 72817212), (12, 60681010), (13, 56013240), (15, 48544808), (20, 36408606), (24, 30340505), (26, 28006620), (30, 24272404), (39, 18671080), (40, 18204303), (52, 14003310), (60, 12136202), (65, 11202648), (78, 9335540), (104, 7001655), (120, 6068101), (130, 5601324), (156, 4667770), (195, 3734216), (260, 2800662), (312, 2333885), (390, 1867108), (520, 1400331), (780, 933554), (1560, 466777)]