142725880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19081}}^1$

素因数の和:19120

約数の個数: 64

約数和(自身を含む): 370954080

約数和(自身を除く): 228228200

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 19081, 38162, 76324, 95405, 152648, 190810, 209891, 324377, 381620, 419782, 648754, 763240, 839564, 1049455, 1297508, 1621885, 1679128, 2098910, 2595016, 3243770, 3568147, 4197820, 6487540, 7136294, 8395640, 12975080, 14272588, 17840735, 28545176, 35681470, 71362940, 142725880]

約数ペア:

[(1, 142725880), (2, 71362940), (4, 35681470), (5, 28545176), (8, 17840735), (10, 14272588), (11, 12975080), (17, 8395640), (20, 7136294), (22, 6487540), (34, 4197820), (40, 3568147), (44, 3243770), (55, 2595016), (68, 2098910), (85, 1679128), (88, 1621885), (110, 1297508), (136, 1049455), (170, 839564), (187, 763240), (220, 648754), (340, 419782), (374, 381620), (440, 324377), (680, 209891), (748, 190810), (935, 152648), (1496, 95405), (1870, 76324), (3740, 38162), (7480, 19081)]