208975320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{580487}}^1$

素因数の和:580504

約数の個数: 48

約数和(自身を含む): 679170960

約数和(自身を除く): 470195640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 580487, 1160974, 1741461, 2321948, 2902435, 3482922, 4643896, 5224383, 5804870, 6965844, 8707305, 10448766, 11609740, 13931688, 17414610, 20897532, 23219480, 26121915, 34829220, 41795064, 52243830, 69658440, 104487660, 208975320]

約数ペア:

[(1, 208975320), (2, 104487660), (3, 69658440), (4, 52243830), (5, 41795064), (6, 34829220), (8, 26121915), (9, 23219480), (10, 20897532), (12, 17414610), (15, 13931688), (18, 11609740), (20, 10448766), (24, 8707305), (30, 6965844), (36, 5804870), (40, 5224383), (45, 4643896), (60, 3482922), (72, 2902435), (90, 2321948), (120, 1741461), (180, 1160974), (360, 580487)]