135458960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:865

約数の個数: 160

約数和(自身を含む): 404974080

約数和(自身を除く): 269515120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 182, 184, 208, 230, 260, 280, 299, 322, 364, 368, 455, 460, 520, 560, 598, 644, 728, 805, 809, 910, 920, 1040, 1196, 1288, 1456, 1495, 1610, 1618, 1820, 1840, 2093, 2392, 2576, 2990, 3220, 3236, 3640, 4045, 4186, 4784, 5663, 5980, 6440, 6472, 7280, 8090, 8372, 10465, 10517, 11326, 11960, 12880, 12944, 16180, 16744, 18607, 20930, 21034, 22652, 23920, 28315, 32360, 33488, 37214, 41860, 42068, 45304, 52585, 56630, 64720, 73619, 74428, 83720, 84136, 90608, 93035, 105170, 113260, 130249, 147238, 148856, 167440, 168272, 186070, 210340, 226520, 241891, 260498, 294476, 297712, 368095, 372140, 420680, 453040, 483782, 520996, 588952, 651245, 736190, 744280, 841360, 967564, 1041992, 1177904, 1209455, 1302490, 1472380, 1488560, 1693237, 1935128, 2083984, 2418910, 2604980, 2944760, 3386474, 3870256, 4837820, 5209960, 5889520, 6772948, 8466185, 9675640, 10419920, 13545896, 16932370, 19351280, 27091792, 33864740, 67729480, 135458960]

約数ペア:

[(1, 135458960), (2, 67729480), (4, 33864740), (5, 27091792), (7, 19351280), (8, 16932370), (10, 13545896), (13, 10419920), (14, 9675640), (16, 8466185), (20, 6772948), (23, 5889520), (26, 5209960), (28, 4837820), (35, 3870256), (40, 3386474), (46, 2944760), (52, 2604980), (56, 2418910), (65, 2083984), (70, 1935128), (80, 1693237), (91, 1488560), (92, 1472380), (104, 1302490), (112, 1209455), (115, 1177904), (130, 1041992), (140, 967564), (161, 841360), (182, 744280), (184, 736190), (208, 651245), (230, 588952), (260, 520996), (280, 483782), (299, 453040), (322, 420680), (364, 372140), (368, 368095), (455, 297712), (460, 294476), (520, 260498), (560, 241891), (598, 226520), (644, 210340), (728, 186070), (805, 168272), (809, 167440), (910, 148856), (920, 147238), (1040, 130249), (1196, 113260), (1288, 105170), (1456, 93035), (1495, 90608), (1610, 84136), (1618, 83720), (1820, 74428), (1840, 73619), (2093, 64720), (2392, 56630), (2576, 52585), (2990, 45304), (3220, 42068), (3236, 41860), (3640, 37214), (4045, 33488), (4186, 32360), (4784, 28315), (5663, 23920), (5980, 22652), (6440, 21034), (6472, 20930), (7280, 18607), (8090, 16744), (8372, 16180), (10465, 12944), (10517, 12880), (11326, 11960)]