12128520760

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1531}}^1\times {\mathrm{2713}}^1$

素因数の和:4328

約数の個数: 64

約数和(自身を含む): 27691267680

約数和(自身を除く): 15562746920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 1531, 2713, 2920, 3062, 5426, 6124, 7655, 10852, 12248, 13565, 15310, 21704, 27130, 30620, 54260, 61240, 108520, 111763, 198049, 223526, 396098, 447052, 558815, 792196, 894104, 990245, 1117630, 1584392, 1980490, 2235260, 3960980, 4153603, 4470520, 7921960, 8307206, 16614412, 20768015, 33228824, 41536030, 83072060, 166144120, 303213019, 606426038, 1212852076, 1516065095, 2425704152, 3032130190, 6064260380, 12128520760]

約数ペア:

[(1, 12128520760), (2, 6064260380), (4, 3032130190), (5, 2425704152), (8, 1516065095), (10, 1212852076), (20, 606426038), (40, 303213019), (73, 166144120), (146, 83072060), (292, 41536030), (365, 33228824), (584, 20768015), (730, 16614412), (1460, 8307206), (1531, 7921960), (2713, 4470520), (2920, 4153603), (3062, 3960980), (5426, 2235260), (6124, 1980490), (7655, 1584392), (10852, 1117630), (12248, 990245), (13565, 894104), (15310, 792196), (21704, 558815), (27130, 447052), (30620, 396098), (54260, 223526), (61240, 198049), (108520, 111763)]