328059888

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1999}}^1$

素因数の和:2286

約数の個数: 80

約数和(自身を含む): 916608000

約数和(自身を除く): 588548112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 263, 312, 526, 624, 789, 1052, 1578, 1999, 2104, 3156, 3419, 3998, 4208, 5997, 6312, 6838, 7996, 10257, 11994, 12624, 13676, 15992, 20514, 23988, 25987, 27352, 31984, 41028, 47976, 51974, 54704, 77961, 82056, 95952, 103948, 155922, 164112, 207896, 311844, 415792, 525737, 623688, 1051474, 1247376, 1577211, 2102948, 3154422, 4205896, 6308844, 6834581, 8411792, 12617688, 13669162, 20503743, 25235376, 27338324, 41007486, 54676648, 82014972, 109353296, 164029944, 328059888]

約数ペア:

[(1, 328059888), (2, 164029944), (3, 109353296), (4, 82014972), (6, 54676648), (8, 41007486), (12, 27338324), (13, 25235376), (16, 20503743), (24, 13669162), (26, 12617688), (39, 8411792), (48, 6834581), (52, 6308844), (78, 4205896), (104, 3154422), (156, 2102948), (208, 1577211), (263, 1247376), (312, 1051474), (526, 623688), (624, 525737), (789, 415792), (1052, 311844), (1578, 207896), (1999, 164112), (2104, 155922), (3156, 103948), (3419, 95952), (3998, 82056), (4208, 77961), (5997, 54704), (6312, 51974), (6838, 47976), (7996, 41028), (10257, 31984), (11994, 27352), (12624, 25987), (13676, 23988), (15992, 20514)]