201559920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19531}}^1$

素因数の和:19590

約数の個数: 80

約数和(自身を含む): 639399552

約数和(自身を除く): 437839632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 19531, 39062, 58593, 78124, 97655, 117186, 156248, 195310, 234372, 292965, 312496, 390620, 468744, 585930, 781240, 839833, 937488, 1171860, 1562480, 1679666, 2343720, 2519499, 3359332, 4199165, 4687440, 5038998, 6718664, 8398330, 10077996, 12597495, 13437328, 16796660, 20155992, 25194990, 33593320, 40311984, 50389980, 67186640, 100779960, 201559920]

約数ペア:

[(1, 201559920), (2, 100779960), (3, 67186640), (4, 50389980), (5, 40311984), (6, 33593320), (8, 25194990), (10, 20155992), (12, 16796660), (15, 13437328), (16, 12597495), (20, 10077996), (24, 8398330), (30, 6718664), (40, 5038998), (43, 4687440), (48, 4199165), (60, 3359332), (80, 2519499), (86, 2343720), (120, 1679666), (129, 1562480), (172, 1171860), (215, 937488), (240, 839833), (258, 781240), (344, 585930), (430, 468744), (516, 390620), (645, 312496), (688, 292965), (860, 234372), (1032, 195310), (1290, 156248), (1720, 117186), (2064, 97655), (2580, 78124), (3440, 58593), (5160, 39062), (10320, 19531)]