123403260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18869}}^1$

素因数の和:18990

約数の個数: 48

約数和(自身を含む): 348717600

約数和(自身を除く): 225314340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 18869, 37738, 56607, 75476, 94345, 113214, 188690, 226428, 283035, 377380, 566070, 1132140, 2056721, 4113442, 6170163, 8226884, 10283605, 12340326, 20567210, 24680652, 30850815, 41134420, 61701630, 123403260]

約数ペア:

[(1, 123403260), (2, 61701630), (3, 41134420), (4, 30850815), (5, 24680652), (6, 20567210), (10, 12340326), (12, 10283605), (15, 8226884), (20, 6170163), (30, 4113442), (60, 2056721), (109, 1132140), (218, 566070), (327, 377380), (436, 283035), (545, 226428), (654, 188690), (1090, 113214), (1308, 94345), (1635, 75476), (2180, 56607), (3270, 37738), (6540, 18869)]