311366808

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 891648000

約数和(自身を除く): 580281192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 79, 108, 142, 158, 213, 216, 237, 257, 284, 316, 426, 474, 514, 568, 632, 639, 711, 771, 852, 948, 1028, 1278, 1422, 1542, 1704, 1896, 1917, 2056, 2133, 2313, 2556, 2844, 3084, 3834, 4266, 4626, 5112, 5609, 5688, 6168, 6939, 7668, 8532, 9252, 11218, 13878, 15336, 16827, 17064, 18247, 18504, 20303, 22436, 27756, 33654, 36494, 40606, 44872, 50481, 54741, 55512, 60909, 67308, 72988, 81212, 100962, 109482, 121818, 134616, 145976, 151443, 162424, 164223, 182727, 201924, 218964, 243636, 302886, 328446, 365454, 403848, 437928, 487272, 492669, 548181, 605772, 656892, 730908, 985338, 1096362, 1211544, 1313784, 1441513, 1461816, 1970676, 2192724, 2883026, 3941352, 4324539, 4385448, 5766052, 8649078, 11532104, 12973617, 17298156, 25947234, 34596312, 38920851, 51894468, 77841702, 103788936, 155683404, 311366808]

約数ペア:

[(1, 311366808), (2, 155683404), (3, 103788936), (4, 77841702), (6, 51894468), (8, 38920851), (9, 34596312), (12, 25947234), (18, 17298156), (24, 12973617), (27, 11532104), (36, 8649078), (54, 5766052), (71, 4385448), (72, 4324539), (79, 3941352), (108, 2883026), (142, 2192724), (158, 1970676), (213, 1461816), (216, 1441513), (237, 1313784), (257, 1211544), (284, 1096362), (316, 985338), (426, 730908), (474, 656892), (514, 605772), (568, 548181), (632, 492669), (639, 487272), (711, 437928), (771, 403848), (852, 365454), (948, 328446), (1028, 302886), (1278, 243636), (1422, 218964), (1542, 201924), (1704, 182727), (1896, 164223), (1917, 162424), (2056, 151443), (2133, 145976), (2313, 134616), (2556, 121818), (2844, 109482), (3084, 100962), (3834, 81212), (4266, 72988), (4626, 67308), (5112, 60909), (5609, 55512), (5688, 54741), (6168, 50481), (6939, 44872), (7668, 40606), (8532, 36494), (9252, 33654), (11218, 27756), (13878, 22436), (15336, 20303), (16827, 18504), (17064, 18247)]