78328140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10789}}^1$

素因数の和:10823

約数の個数: 72

約数和(自身を含む): 241091760

約数和(自身を除く): 162763620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 10789, 21578, 32367, 43156, 53945, 64734, 107890, 118679, 129468, 161835, 215780, 237358, 323670, 356037, 474716, 593395, 647340, 712074, 1186790, 1305469, 1424148, 1780185, 2373580, 2610938, 3560370, 3916407, 5221876, 6527345, 7120740, 7832814, 13054690, 15665628, 19582035, 26109380, 39164070, 78328140]

約数ペア:

[(1, 78328140), (2, 39164070), (3, 26109380), (4, 19582035), (5, 15665628), (6, 13054690), (10, 7832814), (11, 7120740), (12, 6527345), (15, 5221876), (20, 3916407), (22, 3560370), (30, 2610938), (33, 2373580), (44, 1780185), (55, 1424148), (60, 1305469), (66, 1186790), (110, 712074), (121, 647340), (132, 593395), (165, 474716), (220, 356037), (242, 323670), (330, 237358), (363, 215780), (484, 161835), (605, 129468), (660, 118679), (726, 107890), (1210, 64734), (1452, 53945), (1815, 43156), (2420, 32367), (3630, 21578), (7260, 10789)]