123402420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{228523}}^1$

素因数の和:228541

約数の個数: 48

約数和(自身を含む): 383920320

約数和(自身を除く): 260517900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 228523, 457046, 685569, 914092, 1142615, 1371138, 2056707, 2285230, 2742276, 3427845, 4113414, 4570460, 6170121, 6855690, 8226828, 10283535, 12340242, 13711380, 20567070, 24680484, 30850605, 41134140, 61701210, 123402420]

約数ペア:

[(1, 123402420), (2, 61701210), (3, 41134140), (4, 30850605), (5, 24680484), (6, 20567070), (9, 13711380), (10, 12340242), (12, 10283535), (15, 8226828), (18, 6855690), (20, 6170121), (27, 4570460), (30, 4113414), (36, 3427845), (45, 2742276), (54, 2285230), (60, 2056707), (90, 1371138), (108, 1142615), (135, 914092), (180, 685569), (270, 457046), (540, 228523)]