203477930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 399168000

約数和(自身を除く): 195690070

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 109, 139, 158, 170, 218, 278, 395, 545, 695, 790, 1090, 1343, 1390, 1853, 2363, 2686, 3706, 4726, 6715, 8611, 9265, 10981, 11815, 13430, 15151, 17222, 18530, 21962, 23630, 30302, 43055, 54905, 75755, 86110, 109810, 146387, 151510, 186677, 257567, 292774, 373354, 515134, 731935, 933385, 1196929, 1287835, 1463870, 1866770, 2393858, 2575670, 5984645, 11969290, 20347793, 40695586, 101738965, 203477930]

約数ペア:

[(1, 203477930), (2, 101738965), (5, 40695586), (10, 20347793), (17, 11969290), (34, 5984645), (79, 2575670), (85, 2393858), (109, 1866770), (139, 1463870), (158, 1287835), (170, 1196929), (218, 933385), (278, 731935), (395, 515134), (545, 373354), (695, 292774), (790, 257567), (1090, 186677), (1343, 151510), (1390, 146387), (1853, 109810), (2363, 86110), (2686, 75755), (3706, 54905), (4726, 43055), (6715, 30302), (8611, 23630), (9265, 21962), (10981, 18530), (11815, 17222), (13430, 15151)]