321181952

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:864

約数の個数: 144

約数和(自身を含む): 836502912

約数和(自身を除く): 515320960

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 128, 136, 182, 208, 221, 224, 238, 256, 272, 364, 416, 442, 448, 476, 544, 728, 811, 832, 884, 896, 952, 1088, 1456, 1547, 1622, 1664, 1768, 1792, 1904, 2176, 2912, 3094, 3244, 3328, 3536, 3808, 4352, 5677, 5824, 6188, 6488, 7072, 7616, 10543, 11354, 11648, 12376, 12976, 13787, 14144, 15232, 21086, 22708, 23296, 24752, 25952, 27574, 28288, 30464, 42172, 45416, 49504, 51904, 55148, 56576, 73801, 84344, 90832, 96509, 99008, 103808, 110296, 147602, 168688, 179231, 181664, 193018, 198016, 207616, 220592, 295204, 337376, 358462, 363328, 386036, 396032, 441184, 590408, 674752, 716924, 726656, 772072, 882368, 1180816, 1254617, 1349504, 1433848, 1453312, 1544144, 1764736, 2361632, 2509234, 2699008, 2867696, 3088288, 3529472, 4723264, 5018468, 5735392, 6176576, 9446528, 10036936, 11470784, 12353152, 18893056, 20073872, 22941568, 24706304, 40147744, 45883136, 80295488, 160590976, 321181952]

約数ペア:

[(1, 321181952), (2, 160590976), (4, 80295488), (7, 45883136), (8, 40147744), (13, 24706304), (14, 22941568), (16, 20073872), (17, 18893056), (26, 12353152), (28, 11470784), (32, 10036936), (34, 9446528), (52, 6176576), (56, 5735392), (64, 5018468), (68, 4723264), (91, 3529472), (104, 3088288), (112, 2867696), (119, 2699008), (128, 2509234), (136, 2361632), (182, 1764736), (208, 1544144), (221, 1453312), (224, 1433848), (238, 1349504), (256, 1254617), (272, 1180816), (364, 882368), (416, 772072), (442, 726656), (448, 716924), (476, 674752), (544, 590408), (728, 441184), (811, 396032), (832, 386036), (884, 363328), (896, 358462), (952, 337376), (1088, 295204), (1456, 220592), (1547, 207616), (1622, 198016), (1664, 193018), (1768, 181664), (1792, 179231), (1904, 168688), (2176, 147602), (2912, 110296), (3094, 103808), (3244, 99008), (3328, 96509), (3536, 90832), (3808, 84344), (4352, 73801), (5677, 56576), (5824, 55148), (6188, 51904), (6488, 49504), (7072, 45416), (7616, 42172), (10543, 30464), (11354, 28288), (11648, 27574), (12376, 25952), (12976, 24752), (13787, 23296), (14144, 22708), (15232, 21086)]