1574994420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{123239}}^1$

素因数の和:123325

約数の個数: 72

約数和(自身を含む): 4844810880

約数和(自身を除く): 3269816460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 123239, 246478, 369717, 492956, 616195, 739434, 1109151, 1232390, 1478868, 1848585, 2218302, 2464780, 3697170, 4436604, 5545755, 7394340, 8749969, 11091510, 17499938, 22183020, 26249907, 34999876, 43749845, 52499814, 78749721, 87499690, 104999628, 131249535, 157499442, 174999380, 262499070, 314998884, 393748605, 524998140, 787497210, 1574994420]

約数ペア:

[(1, 1574994420), (2, 787497210), (3, 524998140), (4, 393748605), (5, 314998884), (6, 262499070), (9, 174999380), (10, 157499442), (12, 131249535), (15, 104999628), (18, 87499690), (20, 78749721), (30, 52499814), (36, 43749845), (45, 34999876), (60, 26249907), (71, 22183020), (90, 17499938), (142, 11091510), (180, 8749969), (213, 7394340), (284, 5545755), (355, 4436604), (426, 3697170), (639, 2464780), (710, 2218302), (852, 1848585), (1065, 1478868), (1278, 1232390), (1420, 1109151), (2130, 739434), (2556, 616195), (3195, 492956), (4260, 369717), (6390, 246478), (12780, 123239)]