399958560

素因数分解:

$2^5\times 3^9\times 5^1\times {\mathrm{127}}^1$

素因数の和:169

約数の個数: 240

約数和(自身を含む): 1428489216

約数和(自身を除く): 1028530656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 127, 135, 144, 160, 162, 180, 216, 240, 243, 254, 270, 288, 324, 360, 381, 405, 432, 480, 486, 508, 540, 635, 648, 720, 729, 762, 810, 864, 972, 1016, 1080, 1143, 1215, 1270, 1296, 1440, 1458, 1524, 1620, 1905, 1944, 2032, 2160, 2187, 2286, 2430, 2540, 2592, 2916, 3048, 3240, 3429, 3645, 3810, 3888, 4064, 4320, 4374, 4572, 4860, 5080, 5715, 5832, 6096, 6480, 6561, 6858, 7290, 7620, 7776, 8748, 9144, 9720, 10160, 10287, 10935, 11430, 11664, 12192, 12960, 13122, 13716, 14580, 15240, 17145, 17496, 18288, 19440, 19683, 20320, 20574, 21870, 22860, 23328, 26244, 27432, 29160, 30480, 30861, 32805, 34290, 34992, 36576, 38880, 39366, 41148, 43740, 45720, 51435, 52488, 54864, 58320, 60960, 61722, 65610, 68580, 69984, 78732, 82296, 87480, 91440, 92583, 98415, 102870, 104976, 109728, 116640, 123444, 131220, 137160, 154305, 157464, 164592, 174960, 182880, 185166, 196830, 205740, 209952, 246888, 262440, 274320, 277749, 308610, 314928, 329184, 349920, 370332, 393660, 411480, 462915, 493776, 524880, 548640, 555498, 617220, 629856, 740664, 787320, 822960, 833247, 925830, 987552, 1049760, 1110996, 1234440, 1388745, 1481328, 1574640, 1645920, 1666494, 1851660, 2221992, 2468880, 2499741, 2777490, 2962656, 3149280, 3332988, 3703320, 4166235, 4443984, 4937760, 4999482, 5554980, 6665976, 7406640, 8332470, 8887968, 9998964, 11109960, 12498705, 13331952, 14813280, 16664940, 19997928, 22219920, 24997410, 26663904, 33329880, 39995856, 44439840, 49994820, 66659760, 79991712, 99989640, 133319520, 199979280, 399958560]

約数ペア:

[(1, 399958560), (2, 199979280), (3, 133319520), (4, 99989640), (5, 79991712), (6, 66659760), (8, 49994820), (9, 44439840), (10, 39995856), (12, 33329880), (15, 26663904), (16, 24997410), (18, 22219920), (20, 19997928), (24, 16664940), (27, 14813280), (30, 13331952), (32, 12498705), (36, 11109960), (40, 9998964), (45, 8887968), (48, 8332470), (54, 7406640), (60, 6665976), (72, 5554980), (80, 4999482), (81, 4937760), (90, 4443984), (96, 4166235), (108, 3703320), (120, 3332988), (127, 3149280), (135, 2962656), (144, 2777490), (160, 2499741), (162, 2468880), (180, 2221992), (216, 1851660), (240, 1666494), (243, 1645920), (254, 1574640), (270, 1481328), (288, 1388745), (324, 1234440), (360, 1110996), (381, 1049760), (405, 987552), (432, 925830), (480, 833247), (486, 822960), (508, 787320), (540, 740664), (635, 629856), (648, 617220), (720, 555498), (729, 548640), (762, 524880), (810, 493776), (864, 462915), (972, 411480), (1016, 393660), (1080, 370332), (1143, 349920), (1215, 329184), (1270, 314928), (1296, 308610), (1440, 277749), (1458, 274320), (1524, 262440), (1620, 246888), (1905, 209952), (1944, 205740), (2032, 196830), (2160, 185166), (2187, 182880), (2286, 174960), (2430, 164592), (2540, 157464), (2592, 154305), (2916, 137160), (3048, 131220), (3240, 123444), (3429, 116640), (3645, 109728), (3810, 104976), (3888, 102870), (4064, 98415), (4320, 92583), (4374, 91440), (4572, 87480), (4860, 82296), (5080, 78732), (5715, 69984), (5832, 68580), (6096, 65610), (6480, 61722), (6561, 60960), (6858, 58320), (7290, 54864), (7620, 52488), (7776, 51435), (8748, 45720), (9144, 43740), (9720, 41148), (10160, 39366), (10287, 38880), (10935, 36576), (11430, 34992), (11664, 34290), (12192, 32805), (12960, 30861), (13122, 30480), (13716, 29160), (14580, 27432), (15240, 26244), (17145, 23328), (17496, 22860), (18288, 21870), (19440, 20574), (19683, 20320)]