220244475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1117}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 399260160

約数和(自身を除く): 179015685

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 239, 275, 717, 825, 1117, 1195, 2629, 3351, 3585, 5585, 5975, 7887, 12287, 13145, 16755, 17925, 27925, 36861, 39435, 61435, 65725, 83775, 184305, 197175, 266963, 307175, 800889, 921525, 1334815, 2936593, 4004445, 6674075, 8809779, 14682965, 20022225, 44048895, 73414825, 220244475]

約数ペア:

[(1, 220244475), (3, 73414825), (5, 44048895), (11, 20022225), (15, 14682965), (25, 8809779), (33, 6674075), (55, 4004445), (75, 2936593), (165, 1334815), (239, 921525), (275, 800889), (717, 307175), (825, 266963), (1117, 197175), (1195, 184305), (2629, 83775), (3351, 65725), (3585, 61435), (5585, 39435), (5975, 36861), (7887, 27925), (12287, 17925), (13145, 16755)]