71164720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 160

約数和(自身を含む): 196701696

約数和(自身を除く): 125536976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 67, 68, 71, 80, 85, 88, 110, 134, 136, 142, 170, 176, 187, 220, 268, 272, 284, 335, 340, 355, 374, 440, 536, 568, 670, 680, 710, 737, 748, 781, 880, 935, 1072, 1136, 1139, 1207, 1340, 1360, 1420, 1474, 1496, 1562, 1870, 2278, 2414, 2680, 2840, 2948, 2992, 3124, 3685, 3740, 3905, 4556, 4757, 4828, 5360, 5680, 5695, 5896, 6035, 6248, 7370, 7480, 7810, 9112, 9514, 9656, 11390, 11792, 12070, 12496, 12529, 13277, 14740, 14960, 15620, 18224, 19028, 19312, 22780, 23785, 24140, 25058, 26554, 29480, 31240, 38056, 45560, 47570, 48280, 50116, 52327, 53108, 58960, 62480, 62645, 66385, 76112, 80869, 91120, 95140, 96560, 100232, 104654, 106216, 125290, 132770, 161738, 190280, 200464, 209308, 212432, 250580, 261635, 265540, 323476, 380560, 404345, 418616, 501160, 523270, 531080, 646952, 808690, 837232, 889559, 1002320, 1046540, 1062160, 1293904, 1617380, 1779118, 2093080, 3234760, 3558236, 4186160, 4447795, 6469520, 7116472, 8895590, 14232944, 17791180, 35582360, 71164720]

約数ペア:

[(1, 71164720), (2, 35582360), (4, 17791180), (5, 14232944), (8, 8895590), (10, 7116472), (11, 6469520), (16, 4447795), (17, 4186160), (20, 3558236), (22, 3234760), (34, 2093080), (40, 1779118), (44, 1617380), (55, 1293904), (67, 1062160), (68, 1046540), (71, 1002320), (80, 889559), (85, 837232), (88, 808690), (110, 646952), (134, 531080), (136, 523270), (142, 501160), (170, 418616), (176, 404345), (187, 380560), (220, 323476), (268, 265540), (272, 261635), (284, 250580), (335, 212432), (340, 209308), (355, 200464), (374, 190280), (440, 161738), (536, 132770), (568, 125290), (670, 106216), (680, 104654), (710, 100232), (737, 96560), (748, 95140), (781, 91120), (880, 80869), (935, 76112), (1072, 66385), (1136, 62645), (1139, 62480), (1207, 58960), (1340, 53108), (1360, 52327), (1420, 50116), (1474, 48280), (1496, 47570), (1562, 45560), (1870, 38056), (2278, 31240), (2414, 29480), (2680, 26554), (2840, 25058), (2948, 24140), (2992, 23785), (3124, 22780), (3685, 19312), (3740, 19028), (3905, 18224), (4556, 15620), (4757, 14960), (4828, 14740), (5360, 13277), (5680, 12529), (5695, 12496), (5896, 12070), (6035, 11792), (6248, 11390), (7370, 9656), (7480, 9514), (7810, 9112)]