652631580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{402859}}^1$

素因数の和:402880

約数の個数: 60

約数和(自身を含む): 2047334520

約数和(自身を除く): 1394702940

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, 402859, 805718, 1208577, 1611436, 2014295, 2417154, 3625731, 4028590, 4834308, 6042885, 7251462, 8057180, 10877193, 12085770, 14502924, 18128655, 21754386, 24171540, 32631579, 36257310, 43508772, 54385965, 65263158, 72514620, 108771930, 130526316, 163157895, 217543860, 326315790, 652631580]

約数ペア:

[(1, 652631580), (2, 326315790), (3, 217543860), (4, 163157895), (5, 130526316), (6, 108771930), (9, 72514620), (10, 65263158), (12, 54385965), (15, 43508772), (18, 36257310), (20, 32631579), (27, 24171540), (30, 21754386), (36, 18128655), (45, 14502924), (54, 12085770), (60, 10877193), (81, 8057180), (90, 7251462), (108, 6042885), (135, 4834308), (162, 4028590), (180, 3625731), (270, 2417154), (324, 2014295), (405, 1611436), (540, 1208577), (810, 805718), (1620, 402859)]