209329320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{21017}}^1$

素因数の和:21114

約数の個数: 64

約数和(自身を含む): 635584320

約数和(自身を除く): 426255000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 21017, 42034, 63051, 84068, 105085, 126102, 168136, 210170, 252204, 315255, 420340, 504408, 630510, 840680, 1261020, 1744411, 2522040, 3488822, 5233233, 6977644, 8722055, 10466466, 13955288, 17444110, 20932932, 26166165, 34888220, 41865864, 52332330, 69776440, 104664660, 209329320]

約数ペア:

[(1, 209329320), (2, 104664660), (3, 69776440), (4, 52332330), (5, 41865864), (6, 34888220), (8, 26166165), (10, 20932932), (12, 17444110), (15, 13955288), (20, 10466466), (24, 8722055), (30, 6977644), (40, 5233233), (60, 3488822), (83, 2522040), (120, 1744411), (166, 1261020), (249, 840680), (332, 630510), (415, 504408), (498, 420340), (664, 315255), (830, 252204), (996, 210170), (1245, 168136), (1660, 126102), (1992, 105085), (2490, 84068), (3320, 63051), (4980, 42034), (9960, 21017)]