81626670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2029}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 219240000

約数和(自身を除く): 137613330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 149, 270, 298, 447, 745, 894, 1341, 1490, 2029, 2235, 2682, 4023, 4058, 4470, 6087, 6705, 8046, 10145, 12174, 13410, 18261, 20115, 20290, 30435, 36522, 40230, 54783, 60870, 91305, 109566, 182610, 273915, 302321, 547830, 604642, 906963, 1511605, 1813926, 2720889, 3023210, 4534815, 5441778, 8162667, 9069630, 13604445, 16325334, 27208890, 40813335, 81626670]

約数ペア:

[(1, 81626670), (2, 40813335), (3, 27208890), (5, 16325334), (6, 13604445), (9, 9069630), (10, 8162667), (15, 5441778), (18, 4534815), (27, 3023210), (30, 2720889), (45, 1813926), (54, 1511605), (90, 906963), (135, 604642), (149, 547830), (270, 302321), (298, 273915), (447, 182610), (745, 109566), (894, 91305), (1341, 60870), (1490, 54783), (2029, 40230), (2235, 36522), (2682, 30435), (4023, 20290), (4058, 20115), (4470, 18261), (6087, 13410), (6705, 12174), (8046, 10145)]