91991520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:545

約数の個数: 144

約数和(自身を含む): 316500912

約数和(自身を除く): 224509392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 193, 240, 288, 331, 360, 386, 480, 579, 662, 720, 772, 965, 993, 1158, 1324, 1440, 1544, 1655, 1737, 1930, 1986, 2316, 2648, 2895, 2979, 3088, 3310, 3474, 3860, 3972, 4632, 4965, 5296, 5790, 5958, 6176, 6620, 6948, 7720, 7944, 8685, 9264, 9930, 10592, 11580, 11916, 13240, 13896, 14895, 15440, 15888, 17370, 18528, 19860, 23160, 23832, 26480, 27792, 29790, 30880, 31776, 34740, 39720, 46320, 47664, 52960, 55584, 59580, 63883, 69480, 79440, 92640, 95328, 119160, 127766, 138960, 158880, 191649, 238320, 255532, 277920, 319415, 383298, 476640, 511064, 574947, 638830, 766596, 958245, 1022128, 1149894, 1277660, 1533192, 1916490, 2044256, 2299788, 2555320, 2874735, 3066384, 3832980, 4599576, 5110640, 5749470, 6132768, 7665960, 9199152, 10221280, 11498940, 15331920, 18398304, 22997880, 30663840, 45995760, 91991520]

約数ペア:

[(1, 91991520), (2, 45995760), (3, 30663840), (4, 22997880), (5, 18398304), (6, 15331920), (8, 11498940), (9, 10221280), (10, 9199152), (12, 7665960), (15, 6132768), (16, 5749470), (18, 5110640), (20, 4599576), (24, 3832980), (30, 3066384), (32, 2874735), (36, 2555320), (40, 2299788), (45, 2044256), (48, 1916490), (60, 1533192), (72, 1277660), (80, 1149894), (90, 1022128), (96, 958245), (120, 766596), (144, 638830), (160, 574947), (180, 511064), (193, 476640), (240, 383298), (288, 319415), (331, 277920), (360, 255532), (386, 238320), (480, 191649), (579, 158880), (662, 138960), (720, 127766), (772, 119160), (965, 95328), (993, 92640), (1158, 79440), (1324, 69480), (1440, 63883), (1544, 59580), (1655, 55584), (1737, 52960), (1930, 47664), (1986, 46320), (2316, 39720), (2648, 34740), (2895, 31776), (2979, 30880), (3088, 29790), (3310, 27792), (3474, 26480), (3860, 23832), (3972, 23160), (4632, 19860), (4965, 18528), (5296, 17370), (5790, 15888), (5958, 15440), (6176, 14895), (6620, 13896), (6948, 13240), (7720, 11916), (7944, 11580), (8685, 10592), (9264, 9930)]