83754440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:483

約数の個数: 128

約数和(自身を含む): 238878720

約数和(自身を除く): 155124280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 284, 308, 355, 383, 385, 440, 497, 568, 616, 710, 766, 770, 781, 994, 1420, 1532, 1540, 1562, 1915, 1988, 2485, 2681, 2840, 3064, 3080, 3124, 3830, 3905, 3976, 4213, 4970, 5362, 5467, 6248, 7660, 7810, 8426, 9940, 10724, 10934, 13405, 15320, 15620, 16852, 19880, 21065, 21448, 21868, 26810, 27193, 27335, 29491, 31240, 33704, 42130, 43736, 53620, 54386, 54670, 58982, 84260, 107240, 108772, 109340, 117964, 135965, 147455, 168520, 190351, 217544, 218680, 235928, 271930, 294910, 299123, 380702, 543860, 589820, 598246, 761404, 951755, 1087720, 1179640, 1196492, 1495615, 1522808, 1903510, 2093861, 2392984, 2991230, 3807020, 4187722, 5982460, 7614040, 8375444, 10469305, 11964920, 16750888, 20938610, 41877220, 83754440]

約数ペア:

[(1, 83754440), (2, 41877220), (4, 20938610), (5, 16750888), (7, 11964920), (8, 10469305), (10, 8375444), (11, 7614040), (14, 5982460), (20, 4187722), (22, 3807020), (28, 2991230), (35, 2392984), (40, 2093861), (44, 1903510), (55, 1522808), (56, 1495615), (70, 1196492), (71, 1179640), (77, 1087720), (88, 951755), (110, 761404), (140, 598246), (142, 589820), (154, 543860), (220, 380702), (280, 299123), (284, 294910), (308, 271930), (355, 235928), (383, 218680), (385, 217544), (440, 190351), (497, 168520), (568, 147455), (616, 135965), (710, 117964), (766, 109340), (770, 108772), (781, 107240), (994, 84260), (1420, 58982), (1532, 54670), (1540, 54386), (1562, 53620), (1915, 43736), (1988, 42130), (2485, 33704), (2681, 31240), (2840, 29491), (3064, 27335), (3080, 27193), (3124, 26810), (3830, 21868), (3905, 21448), (3976, 21065), (4213, 19880), (4970, 16852), (5362, 15620), (5467, 15320), (6248, 13405), (7660, 10934), (7810, 10724), (8426, 9940)]