213469020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{131771}}^1$

素因数の和:131792

約数の個数: 60

約数和(自身を含む): 669665304

約数和(自身を除く): 456196284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 131771, 263542, 395313, 527084, 658855, 790626, 1185939, 1317710, 1581252, 1976565, 2371878, 2635420, 3557817, 3953130, 4743756, 5929695, 7115634, 7906260, 10673451, 11859390, 14231268, 17789085, 21346902, 23718780, 35578170, 42693804, 53367255, 71156340, 106734510, 213469020]

約数ペア:

[(1, 213469020), (2, 106734510), (3, 71156340), (4, 53367255), (5, 42693804), (6, 35578170), (9, 23718780), (10, 21346902), (12, 17789085), (15, 14231268), (18, 11859390), (20, 10673451), (27, 7906260), (30, 7115634), (36, 5929695), (45, 4743756), (54, 3953130), (60, 3557817), (81, 2635420), (90, 2371878), (108, 1976565), (135, 1581252), (162, 1317710), (180, 1185939), (270, 790626), (324, 658855), (405, 527084), (540, 395313), (810, 263542), (1620, 131771)]