331272448

素因数分解:

$2^8\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:105

約数の個数: 144

約数和(自身を含む): 778355200

約数和(自身を除く): 447082752

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 128, 152, 169, 208, 247, 248, 256, 304, 338, 403, 416, 494, 496, 589, 608, 676, 806, 832, 988, 992, 1178, 1216, 1352, 1612, 1664, 1976, 1984, 2197, 2356, 2432, 2704, 3211, 3224, 3328, 3952, 3968, 4394, 4712, 4864, 5239, 5408, 6422, 6448, 7657, 7904, 7936, 8788, 9424, 10478, 10816, 12844, 12896, 15314, 15808, 17576, 18848, 20956, 21632, 25688, 25792, 30628, 31616, 35152, 37696, 41743, 41912, 43264, 51376, 51584, 61256, 63232, 68107, 70304, 75392, 83486, 83824, 99541, 102752, 103168, 122512, 136214, 140608, 150784, 166972, 167648, 199082, 205504, 245024, 272428, 281216, 333944, 335296, 398164, 411008, 490048, 544856, 562432, 667888, 670592, 796328, 822016, 980096, 1089712, 1294033, 1335776, 1341184, 1592656, 1960192, 2179424, 2588066, 2671552, 3185312, 4358848, 5176132, 5343104, 6370624, 8717696, 10352264, 10686208, 12741248, 17435392, 20704528, 25482496, 41409056, 82818112, 165636224, 331272448]

約数ペア:

[(1, 331272448), (2, 165636224), (4, 82818112), (8, 41409056), (13, 25482496), (16, 20704528), (19, 17435392), (26, 12741248), (31, 10686208), (32, 10352264), (38, 8717696), (52, 6370624), (62, 5343104), (64, 5176132), (76, 4358848), (104, 3185312), (124, 2671552), (128, 2588066), (152, 2179424), (169, 1960192), (208, 1592656), (247, 1341184), (248, 1335776), (256, 1294033), (304, 1089712), (338, 980096), (403, 822016), (416, 796328), (494, 670592), (496, 667888), (589, 562432), (608, 544856), (676, 490048), (806, 411008), (832, 398164), (988, 335296), (992, 333944), (1178, 281216), (1216, 272428), (1352, 245024), (1612, 205504), (1664, 199082), (1976, 167648), (1984, 166972), (2197, 150784), (2356, 140608), (2432, 136214), (2704, 122512), (3211, 103168), (3224, 102752), (3328, 99541), (3952, 83824), (3968, 83486), (4394, 75392), (4712, 70304), (4864, 68107), (5239, 63232), (5408, 61256), (6422, 51584), (6448, 51376), (7657, 43264), (7904, 41912), (7936, 41743), (8788, 37696), (9424, 35152), (10478, 31616), (10816, 30628), (12844, 25792), (12896, 25688), (15314, 21632), (15808, 20956), (17576, 18848)]