170388620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{719}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 389914560

約数和(自身を除く): 219525940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 289, 340, 410, 578, 697, 719, 820, 1156, 1394, 1438, 1445, 2788, 2876, 2890, 3485, 3595, 5780, 6970, 7190, 11849, 12223, 13940, 14380, 23698, 24446, 29479, 47396, 48892, 58958, 59245, 61115, 117916, 118490, 122230, 147395, 207791, 236980, 244460, 294790, 415582, 501143, 589580, 831164, 1002286, 1038955, 2004572, 2077910, 2505715, 4155820, 5011430, 8519431, 10022860, 17038862, 34077724, 42597155, 85194310, 170388620]

約数ペア:

[(1, 170388620), (2, 85194310), (4, 42597155), (5, 34077724), (10, 17038862), (17, 10022860), (20, 8519431), (34, 5011430), (41, 4155820), (68, 2505715), (82, 2077910), (85, 2004572), (164, 1038955), (170, 1002286), (205, 831164), (289, 589580), (340, 501143), (410, 415582), (578, 294790), (697, 244460), (719, 236980), (820, 207791), (1156, 147395), (1394, 122230), (1438, 118490), (1445, 117916), (2788, 61115), (2876, 59245), (2890, 58958), (3485, 48892), (3595, 47396), (5780, 29479), (6970, 24446), (7190, 23698), (11849, 14380), (12223, 13940)]