180710480

素因数分解:

$2^4\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1847}}^1$

素因数の和:3083

約数の個数: 40

約数和(自身を含む): 420723072

約数和(自身を除く): 240012592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1223, 1847, 2446, 3694, 4892, 6115, 7388, 9235, 9784, 12230, 14776, 18470, 19568, 24460, 29552, 36940, 48920, 73880, 97840, 147760, 2258881, 4517762, 9035524, 11294405, 18071048, 22588810, 36142096, 45177620, 90355240, 180710480]

約数ペア:

[(1, 180710480), (2, 90355240), (4, 45177620), (5, 36142096), (8, 22588810), (10, 18071048), (16, 11294405), (20, 9035524), (40, 4517762), (80, 2258881), (1223, 147760), (1847, 97840), (2446, 73880), (3694, 48920), (4892, 36940), (6115, 29552), (7388, 24460), (9235, 19568), (9784, 18470), (12230, 14776)]