207131580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{127859}}^1$

素因数の和:127880

約数の個数: 60

約数和(自身を含む): 649784520

約数和(自身を除く): 442652940

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, 127859, 255718, 383577, 511436, 639295, 767154, 1150731, 1278590, 1534308, 1917885, 2301462, 2557180, 3452193, 3835770, 4602924, 5753655, 6904386, 7671540, 10356579, 11507310, 13808772, 17260965, 20713158, 23014620, 34521930, 41426316, 51782895, 69043860, 103565790, 207131580]

約数ペア:

[(1, 207131580), (2, 103565790), (3, 69043860), (4, 51782895), (5, 41426316), (6, 34521930), (9, 23014620), (10, 20713158), (12, 17260965), (15, 13808772), (18, 11507310), (20, 10356579), (27, 7671540), (30, 6904386), (36, 5753655), (45, 4602924), (54, 3835770), (60, 3452193), (81, 2557180), (90, 2301462), (108, 1917885), (135, 1534308), (162, 1278590), (180, 1150731), (270, 767154), (324, 639295), (405, 511436), (540, 383577), (810, 255718), (1620, 127859)]