78493140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1367}}^1$

素因数の和:1422

約数の個数: 144

約数和(自身を含む): 268894080

約数和(自身を除く): 190400940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 261, 290, 319, 330, 348, 396, 435, 495, 522, 580, 638, 660, 870, 957, 990, 1044, 1276, 1305, 1367, 1595, 1740, 1914, 1980, 2610, 2734, 2871, 3190, 3828, 4101, 4785, 5220, 5468, 5742, 6380, 6835, 8202, 9570, 11484, 12303, 13670, 14355, 15037, 16404, 19140, 20505, 24606, 27340, 28710, 30074, 39643, 41010, 45111, 49212, 57420, 60148, 61515, 75185, 79286, 82020, 90222, 118929, 123030, 135333, 150370, 158572, 180444, 198215, 225555, 237858, 246060, 270666, 300740, 356787, 396430, 436073, 451110, 475716, 541332, 594645, 676665, 713574, 792860, 872146, 902220, 1189290, 1308219, 1353330, 1427148, 1744292, 1783935, 2180365, 2378580, 2616438, 2706660, 3567870, 3924657, 4360730, 5232876, 6541095, 7135740, 7849314, 8721460, 13082190, 15698628, 19623285, 26164380, 39246570, 78493140]

約数ペア:

[(1, 78493140), (2, 39246570), (3, 26164380), (4, 19623285), (5, 15698628), (6, 13082190), (9, 8721460), (10, 7849314), (11, 7135740), (12, 6541095), (15, 5232876), (18, 4360730), (20, 3924657), (22, 3567870), (29, 2706660), (30, 2616438), (33, 2378580), (36, 2180365), (44, 1783935), (45, 1744292), (55, 1427148), (58, 1353330), (60, 1308219), (66, 1189290), (87, 902220), (90, 872146), (99, 792860), (110, 713574), (116, 676665), (132, 594645), (145, 541332), (165, 475716), (174, 451110), (180, 436073), (198, 396430), (220, 356787), (261, 300740), (290, 270666), (319, 246060), (330, 237858), (348, 225555), (396, 198215), (435, 180444), (495, 158572), (522, 150370), (580, 135333), (638, 123030), (660, 118929), (870, 90222), (957, 82020), (990, 79286), (1044, 75185), (1276, 61515), (1305, 60148), (1367, 57420), (1595, 49212), (1740, 45111), (1914, 41010), (1980, 39643), (2610, 30074), (2734, 28710), (2871, 27340), (3190, 24606), (3828, 20505), (4101, 19140), (4785, 16404), (5220, 15037), (5468, 14355), (5742, 13670), (6380, 12303), (6835, 11484), (8202, 9570)]