205841490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{1109}}^1$

素因数の和:1411

約数の個数: 64

約数和(自身を含む): 517881600

約数和(自身を除く): 312040110

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 269, 345, 538, 690, 807, 1109, 1345, 1614, 2218, 2690, 3327, 4035, 5545, 6187, 6654, 8070, 11090, 12374, 16635, 18561, 25507, 30935, 33270, 37122, 51014, 61870, 76521, 92805, 127535, 153042, 185610, 255070, 298321, 382605, 596642, 765210, 894963, 1491605, 1789926, 2983210, 4474815, 6861383, 8949630, 13722766, 20584149, 34306915, 41168298, 68613830, 102920745, 205841490]

約数ペア:

[(1, 205841490), (2, 102920745), (3, 68613830), (5, 41168298), (6, 34306915), (10, 20584149), (15, 13722766), (23, 8949630), (30, 6861383), (46, 4474815), (69, 2983210), (115, 1789926), (138, 1491605), (230, 894963), (269, 765210), (345, 596642), (538, 382605), (690, 298321), (807, 255070), (1109, 185610), (1345, 153042), (1614, 127535), (2218, 92805), (2690, 76521), (3327, 61870), (4035, 51014), (5545, 37122), (6187, 33270), (6654, 30935), (8070, 25507), (11090, 18561), (12374, 16635)]