256702368

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2126

約数の個数: 96

約数和(自身を含む): 733090176

約数和(自身を除く): 476387808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 103, 104, 156, 206, 208, 309, 312, 412, 416, 618, 624, 824, 1236, 1248, 1339, 1648, 1997, 2472, 2678, 3296, 3994, 4017, 4944, 5356, 5991, 7988, 8034, 9888, 10712, 11982, 15976, 16068, 21424, 23964, 25961, 31952, 32136, 42848, 47928, 51922, 63904, 64272, 77883, 95856, 103844, 128544, 155766, 191712, 205691, 207688, 311532, 411382, 415376, 617073, 623064, 822764, 830752, 1234146, 1246128, 1645528, 2468292, 2492256, 2673983, 3291056, 4936584, 5347966, 6582112, 8021949, 9873168, 10695932, 16043898, 19746336, 21391864, 32087796, 42783728, 64175592, 85567456, 128351184, 256702368]

約数ペア:

[(1, 256702368), (2, 128351184), (3, 85567456), (4, 64175592), (6, 42783728), (8, 32087796), (12, 21391864), (13, 19746336), (16, 16043898), (24, 10695932), (26, 9873168), (32, 8021949), (39, 6582112), (48, 5347966), (52, 4936584), (78, 3291056), (96, 2673983), (103, 2492256), (104, 2468292), (156, 1645528), (206, 1246128), (208, 1234146), (309, 830752), (312, 822764), (412, 623064), (416, 617073), (618, 415376), (624, 411382), (824, 311532), (1236, 207688), (1248, 205691), (1339, 191712), (1648, 155766), (1997, 128544), (2472, 103844), (2678, 95856), (3296, 77883), (3994, 64272), (4017, 63904), (4944, 51922), (5356, 47928), (5991, 42848), (7988, 32136), (8034, 31952), (9888, 25961), (10712, 23964), (11982, 21424), (15976, 16068)]