126180280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^2\times {\mathrm{1123}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 289621080

約数和(自身を除く): 163440800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1123, 2120, 2246, 2809, 4492, 5615, 5618, 8984, 11230, 11236, 14045, 22460, 22472, 28090, 44920, 56180, 59519, 112360, 119038, 238076, 297595, 476152, 595190, 1190380, 2380760, 3154507, 6309014, 12618028, 15772535, 25236056, 31545070, 63090140, 126180280]

約数ペア:

[(1, 126180280), (2, 63090140), (4, 31545070), (5, 25236056), (8, 15772535), (10, 12618028), (20, 6309014), (40, 3154507), (53, 2380760), (106, 1190380), (212, 595190), (265, 476152), (424, 297595), (530, 238076), (1060, 119038), (1123, 112360), (2120, 59519), (2246, 56180), (2809, 44920), (4492, 28090), (5615, 22472), (5618, 22460), (8984, 14045), (11230, 11236)]