290893590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{248627}}^1$

素因数の和:248653

約数の個数: 48

約数和(自身を含む): 814505328

約数和(自身を除く): 523611738

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 248627, 497254, 745881, 1243135, 1491762, 2237643, 2486270, 3232151, 3729405, 4475286, 6464302, 7458810, 9696453, 11188215, 16160755, 19392906, 22376430, 29089359, 32321510, 48482265, 58178718, 96964530, 145446795, 290893590]

約数ペア:

[(1, 290893590), (2, 145446795), (3, 96964530), (5, 58178718), (6, 48482265), (9, 32321510), (10, 29089359), (13, 22376430), (15, 19392906), (18, 16160755), (26, 11188215), (30, 9696453), (39, 7458810), (45, 6464302), (65, 4475286), (78, 3729405), (90, 3232151), (117, 2486270), (130, 2237643), (195, 1491762), (234, 1243135), (390, 745881), (585, 497254), (1170, 248627)]