77229040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137909}}^1$

素因数の和:137929

約数の個数: 40

約数和(自身を含む): 205210080

約数和(自身を除く): 127981040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 137909, 275818, 551636, 689545, 965363, 1103272, 1379090, 1930726, 2206544, 2758180, 3861452, 4826815, 5516360, 7722904, 9653630, 11032720, 15445808, 19307260, 38614520, 77229040]

約数ペア:

[(1, 77229040), (2, 38614520), (4, 19307260), (5, 15445808), (7, 11032720), (8, 9653630), (10, 7722904), (14, 5516360), (16, 4826815), (20, 3861452), (28, 2758180), (35, 2206544), (40, 1930726), (56, 1379090), (70, 1103272), (80, 965363), (112, 689545), (140, 551636), (280, 275818), (560, 137909)]