68047740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 220540320

約数和(自身を除く): 152492580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 101, 114, 171, 180, 190, 197, 202, 228, 285, 303, 342, 380, 394, 404, 505, 570, 591, 606, 684, 788, 855, 909, 985, 1010, 1140, 1182, 1212, 1515, 1710, 1773, 1818, 1919, 1970, 2020, 2364, 2955, 3030, 3420, 3546, 3636, 3743, 3838, 3940, 4545, 5757, 5910, 6060, 7092, 7486, 7676, 8865, 9090, 9595, 11229, 11514, 11820, 14972, 17271, 17730, 18180, 18715, 19190, 19897, 22458, 23028, 28785, 33687, 34542, 35460, 37430, 38380, 39794, 44916, 56145, 57570, 59691, 67374, 69084, 74860, 79588, 86355, 99485, 112290, 115140, 119382, 134748, 168435, 172710, 179073, 198970, 224580, 238764, 298455, 336870, 345420, 358146, 378043, 397940, 596910, 673740, 716292, 756086, 895365, 1134129, 1193820, 1512172, 1790730, 1890215, 2268258, 3402387, 3581460, 3780430, 4536516, 5670645, 6804774, 7560860, 11341290, 13609548, 17011935, 22682580, 34023870, 68047740]

約数ペア:

[(1, 68047740), (2, 34023870), (3, 22682580), (4, 17011935), (5, 13609548), (6, 11341290), (9, 7560860), (10, 6804774), (12, 5670645), (15, 4536516), (18, 3780430), (19, 3581460), (20, 3402387), (30, 2268258), (36, 1890215), (38, 1790730), (45, 1512172), (57, 1193820), (60, 1134129), (76, 895365), (90, 756086), (95, 716292), (101, 673740), (114, 596910), (171, 397940), (180, 378043), (190, 358146), (197, 345420), (202, 336870), (228, 298455), (285, 238764), (303, 224580), (342, 198970), (380, 179073), (394, 172710), (404, 168435), (505, 134748), (570, 119382), (591, 115140), (606, 112290), (684, 99485), (788, 86355), (855, 79588), (909, 74860), (985, 69084), (1010, 67374), (1140, 59691), (1182, 57570), (1212, 56145), (1515, 44916), (1710, 39794), (1773, 38380), (1818, 37430), (1919, 35460), (1970, 34542), (2020, 33687), (2364, 28785), (2955, 23028), (3030, 22458), (3420, 19897), (3546, 19190), (3636, 18715), (3743, 18180), (3838, 17730), (3940, 17271), (4545, 14972), (5757, 11820), (5910, 11514), (6060, 11229), (7092, 9595), (7486, 9090), (7676, 8865)]