207640260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{128173}}^1$

素因数の和:128194

約数の個数: 60

約数和(自身を含む): 651380268

約数和(自身を除く): 443740008

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, 128173, 256346, 384519, 512692, 640865, 769038, 1153557, 1281730, 1538076, 1922595, 2307114, 2563460, 3460671, 3845190, 4614228, 5767785, 6921342, 7690380, 10382013, 11535570, 13842684, 17303355, 20764026, 23071140, 34606710, 41528052, 51910065, 69213420, 103820130, 207640260]

約数ペア:

[(1, 207640260), (2, 103820130), (3, 69213420), (4, 51910065), (5, 41528052), (6, 34606710), (9, 23071140), (10, 20764026), (12, 17303355), (15, 13842684), (18, 11535570), (20, 10382013), (27, 7690380), (30, 6921342), (36, 5767785), (45, 4614228), (54, 3845190), (60, 3460671), (81, 2563460), (90, 2307114), (108, 1922595), (135, 1538076), (162, 1281730), (180, 1153557), (270, 769038), (324, 640865), (405, 512692), (540, 384519), (810, 256346), (1620, 128173)]