256289184

素因数分解:

$2^5\times 3^5\times {\mathrm{23}}^1\times {\mathrm{1433}}^1$

素因数の和:1481

約数の個数: 144

約数和(自身を含む): 789227712

約数和(自身を除く): 532938528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 81, 92, 96, 108, 138, 144, 162, 184, 207, 216, 243, 276, 288, 324, 368, 414, 432, 486, 552, 621, 648, 736, 828, 864, 972, 1104, 1242, 1296, 1433, 1656, 1863, 1944, 2208, 2484, 2592, 2866, 3312, 3726, 3888, 4299, 4968, 5589, 5732, 6624, 7452, 7776, 8598, 9936, 11178, 11464, 12897, 14904, 17196, 19872, 22356, 22928, 25794, 29808, 32959, 34392, 38691, 44712, 45856, 51588, 59616, 65918, 68784, 77382, 89424, 98877, 103176, 116073, 131836, 137568, 154764, 178848, 197754, 206352, 232146, 263672, 296631, 309528, 348219, 395508, 412704, 464292, 527344, 593262, 619056, 696438, 791016, 889893, 928584, 1054688, 1186524, 1238112, 1392876, 1582032, 1779786, 1857168, 2373048, 2669679, 2785752, 3164064, 3559572, 3714336, 4746096, 5339358, 5571504, 7119144, 8009037, 9492192, 10678716, 11143008, 14238288, 16018074, 21357432, 28476576, 32036148, 42714864, 64072296, 85429728, 128144592, 256289184]

約数ペア:

[(1, 256289184), (2, 128144592), (3, 85429728), (4, 64072296), (6, 42714864), (8, 32036148), (9, 28476576), (12, 21357432), (16, 16018074), (18, 14238288), (23, 11143008), (24, 10678716), (27, 9492192), (32, 8009037), (36, 7119144), (46, 5571504), (48, 5339358), (54, 4746096), (69, 3714336), (72, 3559572), (81, 3164064), (92, 2785752), (96, 2669679), (108, 2373048), (138, 1857168), (144, 1779786), (162, 1582032), (184, 1392876), (207, 1238112), (216, 1186524), (243, 1054688), (276, 928584), (288, 889893), (324, 791016), (368, 696438), (414, 619056), (432, 593262), (486, 527344), (552, 464292), (621, 412704), (648, 395508), (736, 348219), (828, 309528), (864, 296631), (972, 263672), (1104, 232146), (1242, 206352), (1296, 197754), (1433, 178848), (1656, 154764), (1863, 137568), (1944, 131836), (2208, 116073), (2484, 103176), (2592, 98877), (2866, 89424), (3312, 77382), (3726, 68784), (3888, 65918), (4299, 59616), (4968, 51588), (5589, 45856), (5732, 44712), (6624, 38691), (7452, 34392), (7776, 32959), (8598, 29808), (9936, 25794), (11178, 22928), (11464, 22356), (12897, 19872), (14904, 17196)]