123772880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 160

約数和(自身を含む): 365119488

約数和(自身を除く): 241346608

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 80, 88, 110, 112, 140, 142, 154, 176, 220, 280, 283, 284, 308, 355, 385, 440, 497, 560, 566, 568, 616, 710, 770, 781, 880, 994, 1132, 1136, 1232, 1415, 1420, 1540, 1562, 1981, 1988, 2264, 2485, 2830, 2840, 3080, 3113, 3124, 3905, 3962, 3976, 4528, 4970, 5467, 5660, 5680, 6160, 6226, 6248, 7810, 7924, 7952, 9905, 9940, 10934, 11320, 12452, 12496, 15565, 15620, 15848, 19810, 19880, 20093, 21791, 21868, 22640, 24904, 27335, 31130, 31240, 31696, 39620, 39760, 40186, 43582, 43736, 49808, 54670, 62260, 62480, 79240, 80372, 87164, 87472, 100465, 108955, 109340, 124520, 140651, 158480, 160744, 174328, 200930, 217910, 218680, 221023, 249040, 281302, 321488, 348656, 401860, 435820, 437360, 442046, 562604, 703255, 803720, 871640, 884092, 1105115, 1125208, 1406510, 1547161, 1607440, 1743280, 1768184, 2210230, 2250416, 2813020, 3094322, 3536368, 4420460, 5626040, 6188644, 7735805, 8840920, 11252080, 12377288, 15471610, 17681840, 24754576, 30943220, 61886440, 123772880]

約数ペア:

[(1, 123772880), (2, 61886440), (4, 30943220), (5, 24754576), (7, 17681840), (8, 15471610), (10, 12377288), (11, 11252080), (14, 8840920), (16, 7735805), (20, 6188644), (22, 5626040), (28, 4420460), (35, 3536368), (40, 3094322), (44, 2813020), (55, 2250416), (56, 2210230), (70, 1768184), (71, 1743280), (77, 1607440), (80, 1547161), (88, 1406510), (110, 1125208), (112, 1105115), (140, 884092), (142, 871640), (154, 803720), (176, 703255), (220, 562604), (280, 442046), (283, 437360), (284, 435820), (308, 401860), (355, 348656), (385, 321488), (440, 281302), (497, 249040), (560, 221023), (566, 218680), (568, 217910), (616, 200930), (710, 174328), (770, 160744), (781, 158480), (880, 140651), (994, 124520), (1132, 109340), (1136, 108955), (1232, 100465), (1415, 87472), (1420, 87164), (1540, 80372), (1562, 79240), (1981, 62480), (1988, 62260), (2264, 54670), (2485, 49808), (2830, 43736), (2840, 43582), (3080, 40186), (3113, 39760), (3124, 39620), (3905, 31696), (3962, 31240), (3976, 31130), (4528, 27335), (4970, 24904), (5467, 22640), (5660, 21868), (5680, 21791), (6160, 20093), (6226, 19880), (6248, 19810), (7810, 15848), (7924, 15620), (7952, 15565), (9905, 12496), (9940, 12452), (10934, 11320)]