28815030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2521}}^1$

素因数の和:2661

約数の個数: 48

約数和(自身を含む): 75538944

約数和(自身を除く): 46723914

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 127, 254, 381, 635, 762, 1143, 1270, 1905, 2286, 2521, 3810, 5042, 5715, 7563, 11430, 12605, 15126, 22689, 25210, 37815, 45378, 75630, 113445, 226890, 320167, 640334, 960501, 1600835, 1921002, 2881503, 3201670, 4802505, 5763006, 9605010, 14407515, 28815030]

約数ペア:

[(1, 28815030), (2, 14407515), (3, 9605010), (5, 5763006), (6, 4802505), (9, 3201670), (10, 2881503), (15, 1921002), (18, 1600835), (30, 960501), (45, 640334), (90, 320167), (127, 226890), (254, 113445), (381, 75630), (635, 45378), (762, 37815), (1143, 25210), (1270, 22689), (1905, 15126), (2286, 12605), (2521, 11430), (3810, 7563), (5042, 5715)]