180347868

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{761}}^1$

素因数の和:1027

約数の個数: 72

約数和(自身を含む): 474299280

約数和(自身を除く): 293951412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 227, 261, 348, 454, 522, 681, 761, 908, 1044, 1362, 1522, 2043, 2283, 2724, 3044, 4086, 4566, 6583, 6849, 8172, 9132, 13166, 13698, 19749, 22069, 26332, 27396, 39498, 44138, 59247, 66207, 78996, 88276, 118494, 132414, 172747, 198621, 236988, 264828, 345494, 397242, 518241, 690988, 794484, 1036482, 1554723, 2072964, 3109446, 5009663, 6218892, 10019326, 15028989, 20038652, 30057978, 45086967, 60115956, 90173934, 180347868]

約数ペア:

[(1, 180347868), (2, 90173934), (3, 60115956), (4, 45086967), (6, 30057978), (9, 20038652), (12, 15028989), (18, 10019326), (29, 6218892), (36, 5009663), (58, 3109446), (87, 2072964), (116, 1554723), (174, 1036482), (227, 794484), (261, 690988), (348, 518241), (454, 397242), (522, 345494), (681, 264828), (761, 236988), (908, 198621), (1044, 172747), (1362, 132414), (1522, 118494), (2043, 88276), (2283, 78996), (2724, 66207), (3044, 59247), (4086, 44138), (4566, 39498), (6583, 27396), (6849, 26332), (8172, 22069), (9132, 19749), (13166, 13698)]