256308624

素因数分解:

$2^4\times 3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:508

約数の個数: 240

約数和(自身を含む): 875818944

約数和(自身を除く): 619510320

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 33, 36, 39, 44, 48, 52, 54, 66, 72, 78, 81, 88, 99, 104, 108, 117, 132, 143, 144, 156, 162, 176, 198, 208, 216, 234, 243, 264, 286, 297, 312, 324, 351, 396, 429, 432, 461, 468, 486, 528, 572, 594, 624, 648, 702, 792, 858, 891, 922, 936, 972, 1053, 1144, 1188, 1287, 1296, 1383, 1404, 1584, 1716, 1782, 1844, 1872, 1944, 2106, 2288, 2376, 2574, 2673, 2766, 2808, 3159, 3432, 3564, 3688, 3861, 3888, 4149, 4212, 4752, 5071, 5148, 5346, 5532, 5616, 5993, 6318, 6864, 7128, 7376, 7722, 8298, 8424, 10142, 10296, 10692, 11064, 11583, 11986, 12447, 12636, 14256, 15213, 15444, 16596, 16848, 17979, 20284, 20592, 21384, 22128, 23166, 23972, 24894, 25272, 30426, 30888, 33192, 34749, 35958, 37341, 40568, 42768, 45639, 46332, 47944, 49788, 50544, 53937, 60852, 61776, 65923, 66384, 69498, 71916, 74682, 81136, 91278, 92664, 95888, 99576, 107874, 112023, 121704, 131846, 136917, 138996, 143832, 149364, 161811, 182556, 185328, 197769, 199152, 215748, 224046, 243408, 263692, 273834, 277992, 287664, 298728, 323622, 365112, 395538, 410751, 431496, 448092, 485433, 527384, 547668, 555984, 593307, 597456, 647244, 730224, 791076, 821502, 862992, 896184, 970866, 1054768, 1095336, 1186614, 1232253, 1294488, 1456299, 1582152, 1643004, 1779921, 1792368, 1941732, 2190672, 2373228, 2464506, 2588976, 2912598, 3164304, 3286008, 3559842, 3883464, 4746456, 4929012, 5339763, 5825196, 6572016, 7119684, 7766928, 9492912, 9858024, 10679526, 11650392, 14239368, 16019289, 19716048, 21359052, 23300784, 28478736, 32038578, 42718104, 64077156, 85436208, 128154312, 256308624]

約数ペア:

[(1, 256308624), (2, 128154312), (3, 85436208), (4, 64077156), (6, 42718104), (8, 32038578), (9, 28478736), (11, 23300784), (12, 21359052), (13, 19716048), (16, 16019289), (18, 14239368), (22, 11650392), (24, 10679526), (26, 9858024), (27, 9492912), (33, 7766928), (36, 7119684), (39, 6572016), (44, 5825196), (48, 5339763), (52, 4929012), (54, 4746456), (66, 3883464), (72, 3559842), (78, 3286008), (81, 3164304), (88, 2912598), (99, 2588976), (104, 2464506), (108, 2373228), (117, 2190672), (132, 1941732), (143, 1792368), (144, 1779921), (156, 1643004), (162, 1582152), (176, 1456299), (198, 1294488), (208, 1232253), (216, 1186614), (234, 1095336), (243, 1054768), (264, 970866), (286, 896184), (297, 862992), (312, 821502), (324, 791076), (351, 730224), (396, 647244), (429, 597456), (432, 593307), (461, 555984), (468, 547668), (486, 527384), (528, 485433), (572, 448092), (594, 431496), (624, 410751), (648, 395538), (702, 365112), (792, 323622), (858, 298728), (891, 287664), (922, 277992), (936, 273834), (972, 263692), (1053, 243408), (1144, 224046), (1188, 215748), (1287, 199152), (1296, 197769), (1383, 185328), (1404, 182556), (1584, 161811), (1716, 149364), (1782, 143832), (1844, 138996), (1872, 136917), (1944, 131846), (2106, 121704), (2288, 112023), (2376, 107874), (2574, 99576), (2673, 95888), (2766, 92664), (2808, 91278), (3159, 81136), (3432, 74682), (3564, 71916), (3688, 69498), (3861, 66384), (3888, 65923), (4149, 61776), (4212, 60852), (4752, 53937), (5071, 50544), (5148, 49788), (5346, 47944), (5532, 46332), (5616, 45639), (5993, 42768), (6318, 40568), (6864, 37341), (7128, 35958), (7376, 34749), (7722, 33192), (8298, 30888), (8424, 30426), (10142, 25272), (10296, 24894), (10692, 23972), (11064, 23166), (11583, 22128), (11986, 21384), (12447, 20592), (12636, 20284), (14256, 17979), (15213, 16848), (15444, 16596)]