1245169620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{15137}}^1$

素因数の和:15609

約数の個数: 72

約数和(自身を含む): 3785529384

約数和(自身を除く): 2540359764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 914, 1371, 1828, 2285, 2742, 4113, 4570, 5484, 6855, 8226, 9140, 13710, 15137, 16452, 20565, 27420, 30274, 41130, 45411, 60548, 75685, 82260, 90822, 136233, 151370, 181644, 227055, 272466, 302740, 454110, 544932, 681165, 908220, 1362330, 2724660, 6917609, 13835218, 20752827, 27670436, 34588045, 41505654, 62258481, 69176090, 83011308, 103764135, 124516962, 138352180, 207528270, 249033924, 311292405, 415056540, 622584810, 1245169620]

約数ペア:

[(1, 1245169620), (2, 622584810), (3, 415056540), (4, 311292405), (5, 249033924), (6, 207528270), (9, 138352180), (10, 124516962), (12, 103764135), (15, 83011308), (18, 69176090), (20, 62258481), (30, 41505654), (36, 34588045), (45, 27670436), (60, 20752827), (90, 13835218), (180, 6917609), (457, 2724660), (914, 1362330), (1371, 908220), (1828, 681165), (2285, 544932), (2742, 454110), (4113, 302740), (4570, 272466), (5484, 227055), (6855, 181644), (8226, 151370), (9140, 136233), (13710, 90822), (15137, 82260), (16452, 75685), (20565, 60548), (27420, 45411), (30274, 41130)]