168756490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{479}}^1\times {\mathrm{719}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 354585600

約数和(自身を除く): 185829110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 479, 490, 719, 958, 1438, 2395, 3353, 3595, 4790, 5033, 6706, 7190, 10066, 16765, 23471, 25165, 33530, 35231, 46942, 50330, 70462, 117355, 176155, 234710, 344401, 352310, 688802, 1722005, 2410807, 3444010, 4821614, 12054035, 16875649, 24108070, 33751298, 84378245, 168756490]

約数ペア:

[(1, 168756490), (2, 84378245), (5, 33751298), (7, 24108070), (10, 16875649), (14, 12054035), (35, 4821614), (49, 3444010), (70, 2410807), (98, 1722005), (245, 688802), (479, 352310), (490, 344401), (719, 234710), (958, 176155), (1438, 117355), (2395, 70462), (3353, 50330), (3595, 46942), (4790, 35231), (5033, 33530), (6706, 25165), (7190, 23471), (10066, 16765)]