155147640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2017}}^1$

素因数の和:2672

約数の個数: 64

約数和(自身を含む): 466400160

約数和(自身を除く): 311252520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 641, 1282, 1923, 2017, 2564, 3205, 3846, 4034, 5128, 6051, 6410, 7692, 8068, 9615, 10085, 12102, 12820, 15384, 16136, 19230, 20170, 24204, 25640, 30255, 38460, 40340, 48408, 60510, 76920, 80680, 121020, 242040, 1292897, 2585794, 3878691, 5171588, 6464485, 7757382, 10343176, 12928970, 15514764, 19393455, 25857940, 31029528, 38786910, 51715880, 77573820, 155147640]

約数ペア:

[(1, 155147640), (2, 77573820), (3, 51715880), (4, 38786910), (5, 31029528), (6, 25857940), (8, 19393455), (10, 15514764), (12, 12928970), (15, 10343176), (20, 7757382), (24, 6464485), (30, 5171588), (40, 3878691), (60, 2585794), (120, 1292897), (641, 242040), (1282, 121020), (1923, 80680), (2017, 76920), (2564, 60510), (3205, 48408), (3846, 40340), (4034, 38460), (5128, 30255), (6051, 25640), (6410, 24204), (7692, 20170), (8068, 19230), (9615, 16136), (10085, 15384), (12102, 12820)]