67816920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1151}}^1$

素因数の和:1656

約数の個数: 64

約数和(自身を含む): 204042240

約数和(自身を除く): 136225320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 982, 1151, 1473, 1964, 2302, 2455, 2946, 3453, 3928, 4604, 4910, 5755, 5892, 6906, 7365, 9208, 9820, 11510, 11784, 13812, 14730, 17265, 19640, 23020, 27624, 29460, 34530, 46040, 58920, 69060, 138120, 565141, 1130282, 1695423, 2260564, 2825705, 3390846, 4521128, 5651410, 6781692, 8477115, 11302820, 13563384, 16954230, 22605640, 33908460, 67816920]

約数ペア:

[(1, 67816920), (2, 33908460), (3, 22605640), (4, 16954230), (5, 13563384), (6, 11302820), (8, 8477115), (10, 6781692), (12, 5651410), (15, 4521128), (20, 3390846), (24, 2825705), (30, 2260564), (40, 1695423), (60, 1130282), (120, 565141), (491, 138120), (982, 69060), (1151, 58920), (1473, 46040), (1964, 34530), (2302, 29460), (2455, 27624), (2946, 23020), (3453, 19640), (3928, 17265), (4604, 14730), (4910, 13812), (5755, 11784), (5892, 11510), (6906, 9820), (7365, 9208)]