16101990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:315

約数の個数: 80

約数和(自身を含む): 43943328

約数和(自身を除く): 27841338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 103, 135, 162, 193, 206, 270, 309, 386, 405, 515, 579, 618, 810, 927, 965, 1030, 1158, 1545, 1737, 1854, 1930, 2781, 2895, 3090, 3474, 4635, 5211, 5562, 5790, 8343, 8685, 9270, 10422, 13905, 15633, 16686, 17370, 19879, 26055, 27810, 31266, 39758, 41715, 52110, 59637, 78165, 83430, 99395, 119274, 156330, 178911, 198790, 298185, 357822, 536733, 596370, 894555, 1073466, 1610199, 1789110, 2683665, 3220398, 5367330, 8050995, 16101990]

約数ペア:

[(1, 16101990), (2, 8050995), (3, 5367330), (5, 3220398), (6, 2683665), (9, 1789110), (10, 1610199), (15, 1073466), (18, 894555), (27, 596370), (30, 536733), (45, 357822), (54, 298185), (81, 198790), (90, 178911), (103, 156330), (135, 119274), (162, 99395), (193, 83430), (206, 78165), (270, 59637), (309, 52110), (386, 41715), (405, 39758), (515, 31266), (579, 27810), (618, 26055), (810, 19879), (927, 17370), (965, 16686), (1030, 15633), (1158, 13905), (1545, 10422), (1737, 9270), (1854, 8685), (1930, 8343), (2781, 5790), (2895, 5562), (3090, 5211), (3474, 4635)]