919132020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1297}}^1$

素因数の和:1470

約数の個数: 144

約数和(自身を含む): 2902867968

約数和(自身を除く): 1983735948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 127, 155, 180, 186, 254, 279, 310, 372, 381, 465, 508, 558, 620, 635, 762, 930, 1116, 1143, 1270, 1297, 1395, 1524, 1860, 1905, 2286, 2540, 2594, 2790, 3810, 3891, 3937, 4572, 5188, 5580, 5715, 6485, 7620, 7782, 7874, 11430, 11673, 11811, 12970, 15564, 15748, 19455, 19685, 22860, 23346, 23622, 25940, 35433, 38910, 39370, 40207, 46692, 47244, 58365, 59055, 70866, 77820, 78740, 80414, 116730, 118110, 120621, 141732, 160828, 164719, 177165, 201035, 233460, 236220, 241242, 329438, 354330, 361863, 402070, 482484, 494157, 603105, 658876, 708660, 723726, 804140, 823595, 988314, 1206210, 1447452, 1482471, 1647190, 1809315, 1976628, 2412420, 2470785, 2964942, 3294380, 3618630, 4941570, 5106289, 5929884, 7237260, 7412355, 9883140, 10212578, 14824710, 15318867, 20425156, 25531445, 29649420, 30637734, 45956601, 51062890, 61275468, 76594335, 91913202, 102125780, 153188670, 183826404, 229783005, 306377340, 459566010, 919132020]

約数ペア:

[(1, 919132020), (2, 459566010), (3, 306377340), (4, 229783005), (5, 183826404), (6, 153188670), (9, 102125780), (10, 91913202), (12, 76594335), (15, 61275468), (18, 51062890), (20, 45956601), (30, 30637734), (31, 29649420), (36, 25531445), (45, 20425156), (60, 15318867), (62, 14824710), (90, 10212578), (93, 9883140), (124, 7412355), (127, 7237260), (155, 5929884), (180, 5106289), (186, 4941570), (254, 3618630), (279, 3294380), (310, 2964942), (372, 2470785), (381, 2412420), (465, 1976628), (508, 1809315), (558, 1647190), (620, 1482471), (635, 1447452), (762, 1206210), (930, 988314), (1116, 823595), (1143, 804140), (1270, 723726), (1297, 708660), (1395, 658876), (1524, 603105), (1860, 494157), (1905, 482484), (2286, 402070), (2540, 361863), (2594, 354330), (2790, 329438), (3810, 241242), (3891, 236220), (3937, 233460), (4572, 201035), (5188, 177165), (5580, 164719), (5715, 160828), (6485, 141732), (7620, 120621), (7782, 118110), (7874, 116730), (11430, 80414), (11673, 78740), (11811, 77820), (12970, 70866), (15564, 59055), (15748, 58365), (19455, 47244), (19685, 46692), (22860, 40207), (23346, 39370), (23622, 38910), (25940, 35433)]