209212020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{3167}}^1$

素因数の和:3549

約数の個数: 72

約数和(自身を含む): 636539904

約数和(自身を除く): 427327884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 734, 1101, 1468, 1835, 2202, 3167, 3303, 3670, 4404, 5505, 6334, 6606, 7340, 9501, 11010, 12668, 13212, 15835, 16515, 19002, 22020, 28503, 31670, 33030, 38004, 47505, 57006, 63340, 66060, 95010, 114012, 142515, 190020, 285030, 570060, 1162289, 2324578, 3486867, 4649156, 5811445, 6973734, 10460601, 11622890, 13947468, 17434335, 20921202, 23245780, 34868670, 41842404, 52303005, 69737340, 104606010, 209212020]

約数ペア:

[(1, 209212020), (2, 104606010), (3, 69737340), (4, 52303005), (5, 41842404), (6, 34868670), (9, 23245780), (10, 20921202), (12, 17434335), (15, 13947468), (18, 11622890), (20, 10460601), (30, 6973734), (36, 5811445), (45, 4649156), (60, 3486867), (90, 2324578), (180, 1162289), (367, 570060), (734, 285030), (1101, 190020), (1468, 142515), (1835, 114012), (2202, 95010), (3167, 66060), (3303, 63340), (3670, 57006), (4404, 47505), (5505, 38004), (6334, 33030), (6606, 31670), (7340, 28503), (9501, 22020), (11010, 19002), (12668, 16515), (13212, 15835)]