78996540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1481}}^1$

素因数の和:1627

約数の個数: 96

約数和(自身を含む): 254951424

約数和(自身を除く): 175954884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 127, 140, 210, 254, 381, 420, 508, 635, 762, 889, 1270, 1481, 1524, 1778, 1905, 2540, 2667, 2962, 3556, 3810, 4443, 4445, 5334, 5924, 7405, 7620, 8886, 8890, 10367, 10668, 13335, 14810, 17772, 17780, 20734, 22215, 26670, 29620, 31101, 41468, 44430, 51835, 53340, 62202, 88860, 103670, 124404, 155505, 188087, 207340, 311010, 376174, 564261, 622020, 752348, 940435, 1128522, 1316609, 1880870, 2257044, 2633218, 2821305, 3761740, 3949827, 5266436, 5642610, 6583045, 7899654, 11285220, 13166090, 15799308, 19749135, 26332180, 39498270, 78996540]

約数ペア:

[(1, 78996540), (2, 39498270), (3, 26332180), (4, 19749135), (5, 15799308), (6, 13166090), (7, 11285220), (10, 7899654), (12, 6583045), (14, 5642610), (15, 5266436), (20, 3949827), (21, 3761740), (28, 2821305), (30, 2633218), (35, 2257044), (42, 1880870), (60, 1316609), (70, 1128522), (84, 940435), (105, 752348), (127, 622020), (140, 564261), (210, 376174), (254, 311010), (381, 207340), (420, 188087), (508, 155505), (635, 124404), (762, 103670), (889, 88860), (1270, 62202), (1481, 53340), (1524, 51835), (1778, 44430), (1905, 41468), (2540, 31101), (2667, 29620), (2962, 26670), (3556, 22215), (3810, 20734), (4443, 17780), (4445, 17772), (5334, 14810), (5924, 13335), (7405, 10668), (7620, 10367), (8886, 8890)]