28956210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 72938880

約数和(自身を除く): 43982670

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 83, 87, 145, 166, 174, 249, 290, 401, 415, 435, 498, 802, 830, 870, 1203, 1245, 2005, 2406, 2407, 2490, 4010, 4814, 6015, 7221, 11629, 12030, 12035, 14442, 23258, 24070, 33283, 34887, 36105, 58145, 66566, 69774, 72210, 99849, 116290, 166415, 174435, 199698, 332830, 348870, 499245, 965207, 998490, 1930414, 2895621, 4826035, 5791242, 9652070, 14478105, 28956210]

約数ペア:

[(1, 28956210), (2, 14478105), (3, 9652070), (5, 5791242), (6, 4826035), (10, 2895621), (15, 1930414), (29, 998490), (30, 965207), (58, 499245), (83, 348870), (87, 332830), (145, 199698), (166, 174435), (174, 166415), (249, 116290), (290, 99849), (401, 72210), (415, 69774), (435, 66566), (498, 58145), (802, 36105), (830, 34887), (870, 33283), (1203, 24070), (1245, 23258), (2005, 14442), (2406, 12035), (2407, 12030), (2490, 11629), (4010, 7221), (4814, 6015)]