1268672020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:422

約数の個数: 192

約数和(自身を含む): 3462746112

約数和(自身を除く): 2194074092

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 71, 77, 82, 110, 140, 142, 154, 164, 205, 220, 283, 284, 287, 308, 355, 385, 410, 451, 497, 566, 574, 710, 770, 781, 820, 902, 994, 1132, 1148, 1415, 1420, 1435, 1540, 1562, 1804, 1981, 1988, 2255, 2485, 2830, 2870, 2911, 3113, 3124, 3157, 3905, 3962, 4510, 4970, 5467, 5660, 5740, 5822, 6226, 6314, 7810, 7924, 9020, 9905, 9940, 10934, 11603, 11644, 12452, 12628, 14555, 15565, 15620, 15785, 19810, 20093, 20377, 21791, 21868, 23206, 27335, 29110, 31130, 31570, 32021, 39620, 40186, 40754, 43582, 46412, 54670, 58015, 58220, 62260, 63140, 64042, 80372, 81221, 81508, 87164, 100465, 101885, 108955, 109340, 116030, 127633, 128084, 140651, 160105, 162442, 200930, 203770, 217910, 221023, 224147, 232060, 255266, 281302, 320210, 324884, 401860, 406105, 407540, 435820, 442046, 448294, 510532, 562604, 638165, 640420, 703255, 812210, 823813, 884092, 893431, 896588, 1105115, 1120735, 1276330, 1406510, 1547161, 1624420, 1647626, 1786862, 2210230, 2241470, 2552660, 2813020, 3094322, 3295252, 3573724, 4119065, 4420460, 4467155, 4482940, 5766691, 6188644, 7735805, 8238130, 8934310, 9061943, 11533382, 15471610, 16476260, 17868620, 18123886, 23066764, 28833455, 30943220, 36247772, 45309715, 57666910, 63433601, 90619430, 115333820, 126867202, 181238860, 253734404, 317168005, 634336010, 1268672020]

約数ペア:

[(1, 1268672020), (2, 634336010), (4, 317168005), (5, 253734404), (7, 181238860), (10, 126867202), (11, 115333820), (14, 90619430), (20, 63433601), (22, 57666910), (28, 45309715), (35, 36247772), (41, 30943220), (44, 28833455), (55, 23066764), (70, 18123886), (71, 17868620), (77, 16476260), (82, 15471610), (110, 11533382), (140, 9061943), (142, 8934310), (154, 8238130), (164, 7735805), (205, 6188644), (220, 5766691), (283, 4482940), (284, 4467155), (287, 4420460), (308, 4119065), (355, 3573724), (385, 3295252), (410, 3094322), (451, 2813020), (497, 2552660), (566, 2241470), (574, 2210230), (710, 1786862), (770, 1647626), (781, 1624420), (820, 1547161), (902, 1406510), (994, 1276330), (1132, 1120735), (1148, 1105115), (1415, 896588), (1420, 893431), (1435, 884092), (1540, 823813), (1562, 812210), (1804, 703255), (1981, 640420), (1988, 638165), (2255, 562604), (2485, 510532), (2830, 448294), (2870, 442046), (2911, 435820), (3113, 407540), (3124, 406105), (3157, 401860), (3905, 324884), (3962, 320210), (4510, 281302), (4970, 255266), (5467, 232060), (5660, 224147), (5740, 221023), (5822, 217910), (6226, 203770), (6314, 200930), (7810, 162442), (7924, 160105), (9020, 140651), (9905, 128084), (9940, 127633), (10934, 116030), (11603, 109340), (11644, 108955), (12452, 101885), (12628, 100465), (14555, 87164), (15565, 81508), (15620, 81221), (15785, 80372), (19810, 64042), (20093, 63140), (20377, 62260), (21791, 58220), (21868, 58015), (23206, 54670), (27335, 46412), (29110, 43582), (31130, 40754), (31570, 40186), (32021, 39620)]