189888330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2797}}^1$

素因数の和:2911

約数の個数: 64

約数和(自身を含む): 477047808

約数和(自身を除く): 287159478

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 73, 93, 146, 155, 186, 219, 310, 365, 438, 465, 730, 930, 1095, 2190, 2263, 2797, 4526, 5594, 6789, 8391, 11315, 13578, 13985, 16782, 22630, 27970, 33945, 41955, 67890, 83910, 86707, 173414, 204181, 260121, 408362, 433535, 520242, 612543, 867070, 1020905, 1225086, 1300605, 2041810, 2601210, 3062715, 6125430, 6329611, 12659222, 18988833, 31648055, 37977666, 63296110, 94944165, 189888330]

約数ペア:

[(1, 189888330), (2, 94944165), (3, 63296110), (5, 37977666), (6, 31648055), (10, 18988833), (15, 12659222), (30, 6329611), (31, 6125430), (62, 3062715), (73, 2601210), (93, 2041810), (146, 1300605), (155, 1225086), (186, 1020905), (219, 867070), (310, 612543), (365, 520242), (438, 433535), (465, 408362), (730, 260121), (930, 204181), (1095, 173414), (2190, 86707), (2263, 83910), (2797, 67890), (4526, 41955), (5594, 33945), (6789, 27970), (8391, 22630), (11315, 16782), (13578, 13985)]