1212156790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6841}}^1$

素因数の和:6937

約数の個数: 64

約数和(自身を含む): 2482824960

約数和(自身を除く): 1270668170

約数列:

[1, 2, 5, 10, 13, 26, 29, 47, 58, 65, 94, 130, 145, 235, 290, 377, 470, 611, 754, 1222, 1363, 1885, 2726, 3055, 3770, 6110, 6815, 6841, 13630, 13682, 17719, 34205, 35438, 68410, 88595, 88933, 177190, 177866, 198389, 321527, 396778, 444665, 643054, 889330, 991945, 1607635, 1983890, 2579057, 3215270, 4179851, 5158114, 8359702, 9324283, 12895285, 18648566, 20899255, 25790570, 41798510, 46621415, 93242830, 121215679, 242431358, 606078395, 1212156790]

約数ペア:

[(1, 1212156790), (2, 606078395), (5, 242431358), (10, 121215679), (13, 93242830), (26, 46621415), (29, 41798510), (47, 25790570), (58, 20899255), (65, 18648566), (94, 12895285), (130, 9324283), (145, 8359702), (235, 5158114), (290, 4179851), (377, 3215270), (470, 2579057), (611, 1983890), (754, 1607635), (1222, 991945), (1363, 889330), (1885, 643054), (2726, 444665), (3055, 396778), (3770, 321527), (6110, 198389), (6815, 177866), (6841, 177190), (13630, 88933), (13682, 88595), (17719, 68410), (34205, 35438)]