8219070

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 80

約数和(自身を含む): 22564080

約数和(自身を除く): 14345010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 81, 90, 135, 139, 146, 162, 219, 270, 278, 365, 405, 417, 438, 657, 695, 730, 810, 834, 1095, 1251, 1314, 1390, 1971, 2085, 2190, 2502, 3285, 3753, 3942, 4170, 5913, 6255, 6570, 7506, 9855, 10147, 11259, 11826, 12510, 18765, 19710, 20294, 22518, 29565, 30441, 37530, 50735, 56295, 59130, 60882, 91323, 101470, 112590, 152205, 182646, 273969, 304410, 456615, 547938, 821907, 913230, 1369845, 1643814, 2739690, 4109535, 8219070]

約数ペア:

[(1, 8219070), (2, 4109535), (3, 2739690), (5, 1643814), (6, 1369845), (9, 913230), (10, 821907), (15, 547938), (18, 456615), (27, 304410), (30, 273969), (45, 182646), (54, 152205), (73, 112590), (81, 101470), (90, 91323), (135, 60882), (139, 59130), (146, 56295), (162, 50735), (219, 37530), (270, 30441), (278, 29565), (365, 22518), (405, 20294), (417, 19710), (438, 18765), (657, 12510), (695, 11826), (730, 11259), (810, 10147), (834, 9855), (1095, 7506), (1251, 6570), (1314, 6255), (1390, 5913), (1971, 4170), (2085, 3942), (2190, 3753), (2502, 3285)]