19481942760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{326659}}^1$

素因数の和:326751

約数の個数: 128

約数和(自身を含む): 67736217600

約数和(自身を除く): 48254274840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3976, 4260, 4970, 5964, 7455, 8520, 9940, 11928, 14910, 19880, 29820, 59640, 326659, 653318, 979977, 1306636, 1633295, 1959954, 2286613, 2613272, 3266590, 3919908, 4573226, 4899885, 6533180, 6859839, 7839816, 9146452, 9799770, 11433065, 13066360, 13719678, 18292904, 19599540, 22866130, 23192789, 27439356, 34299195, 39199080, 45732260, 46385578, 54878712, 68598390, 69578367, 91464520, 92771156, 115963945, 137196780, 139156734, 162349523, 185542312, 231927890, 274393560, 278313468, 324699046, 347891835, 463855780, 487048569, 556626936, 649398092, 695783670, 811747615, 927711560, 974097138, 1298796184, 1391567340, 1623495230, 1948194276, 2435242845, 2783134680, 3246990460, 3896388552, 4870485690, 6493980920, 9740971380, 19481942760]

約数ペア:

[(1, 19481942760), (2, 9740971380), (3, 6493980920), (4, 4870485690), (5, 3896388552), (6, 3246990460), (7, 2783134680), (8, 2435242845), (10, 1948194276), (12, 1623495230), (14, 1391567340), (15, 1298796184), (20, 974097138), (21, 927711560), (24, 811747615), (28, 695783670), (30, 649398092), (35, 556626936), (40, 487048569), (42, 463855780), (56, 347891835), (60, 324699046), (70, 278313468), (71, 274393560), (84, 231927890), (105, 185542312), (120, 162349523), (140, 139156734), (142, 137196780), (168, 115963945), (210, 92771156), (213, 91464520), (280, 69578367), (284, 68598390), (355, 54878712), (420, 46385578), (426, 45732260), (497, 39199080), (568, 34299195), (710, 27439356), (840, 23192789), (852, 22866130), (994, 19599540), (1065, 18292904), (1420, 13719678), (1491, 13066360), (1704, 11433065), (1988, 9799770), (2130, 9146452), (2485, 7839816), (2840, 6859839), (2982, 6533180), (3976, 4899885), (4260, 4573226), (4970, 3919908), (5964, 3266590), (7455, 2613272), (8520, 2286613), (9940, 1959954), (11928, 1633295), (14910, 1306636), (19880, 979977), (29820, 653318), (59640, 326659)]