121996840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2609}}^1$

素因数の和:2794

約数の個数: 64

約数和(自身を含む): 315705600

約数和(自身を除く): 193708760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 835, 1169, 1336, 1670, 2338, 2609, 3340, 4676, 5218, 5845, 6680, 9352, 10436, 11690, 13045, 18263, 20872, 23380, 26090, 36526, 46760, 52180, 73052, 91315, 104360, 146104, 182630, 365260, 435703, 730520, 871406, 1742812, 2178515, 3049921, 3485624, 4357030, 6099842, 8714060, 12199684, 15249605, 17428120, 24399368, 30499210, 60998420, 121996840]

約数ペア:

[(1, 121996840), (2, 60998420), (4, 30499210), (5, 24399368), (7, 17428120), (8, 15249605), (10, 12199684), (14, 8714060), (20, 6099842), (28, 4357030), (35, 3485624), (40, 3049921), (56, 2178515), (70, 1742812), (140, 871406), (167, 730520), (280, 435703), (334, 365260), (668, 182630), (835, 146104), (1169, 104360), (1336, 91315), (1670, 73052), (2338, 52180), (2609, 46760), (3340, 36526), (4676, 26090), (5218, 23380), (5845, 20872), (6680, 18263), (9352, 13045), (10436, 11690)]