781615152

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:919

約数の個数: 120

約数和(自身を含む): 2269283328

約数和(自身を除く): 1487668176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 311, 372, 496, 558, 563, 622, 744, 933, 1116, 1126, 1244, 1488, 1689, 1866, 2232, 2252, 2488, 2799, 3378, 3732, 4464, 4504, 4976, 5067, 5598, 6756, 7464, 9008, 9641, 10134, 11196, 13512, 14928, 17453, 19282, 20268, 22392, 27024, 28923, 34906, 38564, 40536, 44784, 52359, 57846, 69812, 77128, 81072, 86769, 104718, 115692, 139624, 154256, 157077, 173538, 175093, 209436, 231384, 279248, 314154, 347076, 350186, 418872, 462768, 525279, 628308, 694152, 700372, 837744, 1050558, 1256616, 1388304, 1400744, 1575837, 2101116, 2513232, 2801488, 3151674, 4202232, 5427883, 6303348, 8404464, 10855766, 12606696, 16283649, 21711532, 25213392, 32567298, 43423064, 48850947, 65134596, 86846128, 97701894, 130269192, 195403788, 260538384, 390807576, 781615152]

約数ペア:

[(1, 781615152), (2, 390807576), (3, 260538384), (4, 195403788), (6, 130269192), (8, 97701894), (9, 86846128), (12, 65134596), (16, 48850947), (18, 43423064), (24, 32567298), (31, 25213392), (36, 21711532), (48, 16283649), (62, 12606696), (72, 10855766), (93, 8404464), (124, 6303348), (144, 5427883), (186, 4202232), (248, 3151674), (279, 2801488), (311, 2513232), (372, 2101116), (496, 1575837), (558, 1400744), (563, 1388304), (622, 1256616), (744, 1050558), (933, 837744), (1116, 700372), (1126, 694152), (1244, 628308), (1488, 525279), (1689, 462768), (1866, 418872), (2232, 350186), (2252, 347076), (2488, 314154), (2799, 279248), (3378, 231384), (3732, 209436), (4464, 175093), (4504, 173538), (4976, 157077), (5067, 154256), (5598, 139624), (6756, 115692), (7464, 104718), (9008, 86769), (9641, 81072), (10134, 77128), (11196, 69812), (13512, 57846), (14928, 52359), (17453, 44784), (19282, 40536), (20268, 38564), (22392, 34906), (27024, 28923)]