389264940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{240287}}^1$

素因数の和:240308

約数の個数: 60

約数和(自身を含む): 1221143616

約数和(自身を除く): 831878676

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, 240287, 480574, 720861, 961148, 1201435, 1441722, 2162583, 2402870, 2883444, 3604305, 4325166, 4805740, 6487749, 7208610, 8650332, 10812915, 12975498, 14417220, 19463247, 21625830, 25950996, 32438745, 38926494, 43251660, 64877490, 77852988, 97316235, 129754980, 194632470, 389264940]

約数ペア:

[(1, 389264940), (2, 194632470), (3, 129754980), (4, 97316235), (5, 77852988), (6, 64877490), (9, 43251660), (10, 38926494), (12, 32438745), (15, 25950996), (18, 21625830), (20, 19463247), (27, 14417220), (30, 12975498), (36, 10812915), (45, 8650332), (54, 7208610), (60, 6487749), (81, 4805740), (90, 4325166), (108, 3604305), (135, 2883444), (162, 2402870), (180, 2162583), (270, 1441722), (324, 1201435), (405, 961148), (540, 720861), (810, 480574), (1620, 240287)]