16489920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:302

約数の個数: 112

約数和(自身を含む): 53218080

約数和(自身を除く): 36728160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 160, 178, 192, 193, 240, 267, 320, 356, 386, 445, 480, 534, 579, 712, 772, 890, 960, 965, 1068, 1158, 1335, 1424, 1544, 1780, 1930, 2136, 2316, 2670, 2848, 2895, 3088, 3560, 3860, 4272, 4632, 5340, 5696, 5790, 6176, 7120, 7720, 8544, 9264, 10680, 11580, 12352, 14240, 15440, 17088, 17177, 18528, 21360, 23160, 28480, 30880, 34354, 37056, 42720, 46320, 51531, 61760, 68708, 85440, 85885, 92640, 103062, 137416, 171770, 185280, 206124, 257655, 274832, 343540, 412248, 515310, 549664, 687080, 824496, 1030620, 1099328, 1374160, 1648992, 2061240, 2748320, 3297984, 4122480, 5496640, 8244960, 16489920]

約数ペア:

[(1, 16489920), (2, 8244960), (3, 5496640), (4, 4122480), (5, 3297984), (6, 2748320), (8, 2061240), (10, 1648992), (12, 1374160), (15, 1099328), (16, 1030620), (20, 824496), (24, 687080), (30, 549664), (32, 515310), (40, 412248), (48, 343540), (60, 274832), (64, 257655), (80, 206124), (89, 185280), (96, 171770), (120, 137416), (160, 103062), (178, 92640), (192, 85885), (193, 85440), (240, 68708), (267, 61760), (320, 51531), (356, 46320), (386, 42720), (445, 37056), (480, 34354), (534, 30880), (579, 28480), (712, 23160), (772, 21360), (890, 18528), (960, 17177), (965, 17088), (1068, 15440), (1158, 14240), (1335, 12352), (1424, 11580), (1544, 10680), (1780, 9264), (1930, 8544), (2136, 7720), (2316, 7120), (2670, 6176), (2848, 5790), (2895, 5696), (3088, 5340), (3560, 4632), (3860, 4272)]