1578886680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{9739}}^1$

素因数の和:9953

約数の個数: 128

約数和(自身を含む): 5441932800

約数和(自身を除く): 3863046120

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, 84, 105, 120, 140, 168, 193, 210, 280, 386, 420, 579, 772, 840, 965, 1158, 1351, 1544, 1930, 2316, 2702, 2895, 3860, 4053, 4632, 5404, 5790, 6755, 7720, 8106, 9739, 10808, 11580, 13510, 16212, 19478, 20265, 23160, 27020, 29217, 32424, 38956, 40530, 48695, 54040, 58434, 68173, 77912, 81060, 97390, 116868, 136346, 146085, 162120, 194780, 204519, 233736, 272692, 292170, 340865, 389560, 409038, 545384, 584340, 681730, 818076, 1022595, 1168680, 1363460, 1636152, 1879627, 2045190, 2726920, 3759254, 4090380, 5638881, 7518508, 8180760, 9398135, 11277762, 13157389, 15037016, 18796270, 22555524, 26314778, 28194405, 37592540, 39472167, 45111048, 52629556, 56388810, 65786945, 75185080, 78944334, 105259112, 112777620, 131573890, 157888668, 197360835, 225555240, 263147780, 315777336, 394721670, 526295560, 789443340, 1578886680]

約数ペア:

[(1, 1578886680), (2, 789443340), (3, 526295560), (4, 394721670), (5, 315777336), (6, 263147780), (7, 225555240), (8, 197360835), (10, 157888668), (12, 131573890), (14, 112777620), (15, 105259112), (20, 78944334), (21, 75185080), (24, 65786945), (28, 56388810), (30, 52629556), (35, 45111048), (40, 39472167), (42, 37592540), (56, 28194405), (60, 26314778), (70, 22555524), (84, 18796270), (105, 15037016), (120, 13157389), (140, 11277762), (168, 9398135), (193, 8180760), (210, 7518508), (280, 5638881), (386, 4090380), (420, 3759254), (579, 2726920), (772, 2045190), (840, 1879627), (965, 1636152), (1158, 1363460), (1351, 1168680), (1544, 1022595), (1930, 818076), (2316, 681730), (2702, 584340), (2895, 545384), (3860, 409038), (4053, 389560), (4632, 340865), (5404, 292170), (5790, 272692), (6755, 233736), (7720, 204519), (8106, 194780), (9739, 162120), (10808, 146085), (11580, 136346), (13510, 116868), (16212, 97390), (19478, 81060), (20265, 77912), (23160, 68173), (27020, 58434), (29217, 54040), (32424, 48695), (38956, 40530)]