220130358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{180731}}^1$

素因数の和:180772

約数の個数: 32

約数和(自身を含む): 520508160

約数和(自身を除く): 300377802

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 180731, 361462, 542193, 1084386, 1265117, 2530234, 3795351, 5241199, 7590702, 10482398, 15723597, 31447194, 36688393, 73376786, 110065179, 220130358]

約数ペア:

[(1, 220130358), (2, 110065179), (3, 73376786), (6, 36688393), (7, 31447194), (14, 15723597), (21, 10482398), (29, 7590702), (42, 5241199), (58, 3795351), (87, 2530234), (174, 1265117), (203, 1084386), (406, 542193), (609, 361462), (1218, 180731)]