77243940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 246005760

約数和(自身を除く): 168761820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 109, 124, 127, 155, 180, 186, 218, 254, 279, 310, 327, 372, 381, 436, 465, 508, 545, 558, 620, 635, 654, 762, 930, 981, 1090, 1116, 1143, 1270, 1308, 1395, 1524, 1635, 1860, 1905, 1962, 2180, 2286, 2540, 2790, 3270, 3379, 3810, 3924, 3937, 4572, 4905, 5580, 5715, 6540, 6758, 7620, 7874, 9810, 10137, 11430, 11811, 13516, 13843, 15748, 16895, 19620, 19685, 20274, 22860, 23622, 27686, 30411, 33790, 35433, 39370, 40548, 41529, 47244, 50685, 55372, 59055, 60822, 67580, 69215, 70866, 78740, 83058, 101370, 118110, 121644, 124587, 138430, 141732, 152055, 166116, 177165, 202740, 207645, 236220, 249174, 276860, 304110, 354330, 415290, 429133, 498348, 608220, 622935, 708660, 830580, 858266, 1245870, 1287399, 1716532, 2145665, 2491740, 2574798, 3862197, 4291330, 5149596, 6436995, 7724394, 8582660, 12873990, 15448788, 19310985, 25747980, 38621970, 77243940]

約数ペア:

[(1, 77243940), (2, 38621970), (3, 25747980), (4, 19310985), (5, 15448788), (6, 12873990), (9, 8582660), (10, 7724394), (12, 6436995), (15, 5149596), (18, 4291330), (20, 3862197), (30, 2574798), (31, 2491740), (36, 2145665), (45, 1716532), (60, 1287399), (62, 1245870), (90, 858266), (93, 830580), (109, 708660), (124, 622935), (127, 608220), (155, 498348), (180, 429133), (186, 415290), (218, 354330), (254, 304110), (279, 276860), (310, 249174), (327, 236220), (372, 207645), (381, 202740), (436, 177165), (465, 166116), (508, 152055), (545, 141732), (558, 138430), (620, 124587), (635, 121644), (654, 118110), (762, 101370), (930, 83058), (981, 78740), (1090, 70866), (1116, 69215), (1143, 67580), (1270, 60822), (1308, 59055), (1395, 55372), (1524, 50685), (1635, 47244), (1860, 41529), (1905, 40548), (1962, 39370), (2180, 35433), (2286, 33790), (2540, 30411), (2790, 27686), (3270, 23622), (3379, 22860), (3810, 20274), (3924, 19685), (3937, 19620), (4572, 16895), (4905, 15748), (5580, 13843), (5715, 13516), (6540, 11811), (6758, 11430), (7620, 10137), (7874, 9810)]