388431360

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{733}}^1$

素因数の和:785

約数の個数: 240

約数和(自身を含む): 1405651104

約数和(自身を除く): 1017219744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 512, 552, 576, 640, 690, 720, 733, 736, 768, 828, 920, 960, 1035, 1104, 1152, 1280, 1380, 1440, 1466, 1472, 1536, 1656, 1840, 1920, 2070, 2199, 2208, 2304, 2560, 2760, 2880, 2932, 2944, 3312, 3665, 3680, 3840, 4140, 4398, 4416, 4608, 5520, 5760, 5864, 5888, 6597, 6624, 7330, 7360, 7680, 8280, 8796, 8832, 10995, 11040, 11520, 11728, 11776, 13194, 13248, 14660, 14720, 16560, 16859, 17592, 17664, 21990, 22080, 23040, 23456, 26388, 26496, 29320, 29440, 32985, 33120, 33718, 35184, 35328, 43980, 44160, 46912, 50577, 52776, 52992, 58640, 58880, 65970, 66240, 67436, 70368, 84295, 87960, 88320, 93824, 101154, 105552, 105984, 117280, 131940, 132480, 134872, 140736, 151731, 168590, 175920, 176640, 187648, 202308, 211104, 234560, 252885, 263880, 264960, 269744, 281472, 303462, 337180, 351840, 375296, 404616, 422208, 469120, 505770, 527760, 529920, 539488, 562944, 606924, 674360, 703680, 758655, 809232, 844416, 938240, 1011540, 1055520, 1078976, 1125888, 1213848, 1348720, 1407360, 1517310, 1618464, 1688832, 1876480, 2023080, 2111040, 2157952, 2427696, 2697440, 2814720, 3034620, 3236928, 3377664, 4046160, 4222080, 4315904, 4855392, 5394880, 5629440, 6069240, 6473856, 8092320, 8444160, 8631808, 9710784, 10789760, 12138480, 12947712, 16184640, 16888320, 19421568, 21579520, 24276960, 25895424, 32369280, 38843136, 43159040, 48553920, 64738560, 77686272, 97107840, 129477120, 194215680, 388431360]

約数ペア:

[(1, 388431360), (2, 194215680), (3, 129477120), (4, 97107840), (5, 77686272), (6, 64738560), (8, 48553920), (9, 43159040), (10, 38843136), (12, 32369280), (15, 25895424), (16, 24276960), (18, 21579520), (20, 19421568), (23, 16888320), (24, 16184640), (30, 12947712), (32, 12138480), (36, 10789760), (40, 9710784), (45, 8631808), (46, 8444160), (48, 8092320), (60, 6473856), (64, 6069240), (69, 5629440), (72, 5394880), (80, 4855392), (90, 4315904), (92, 4222080), (96, 4046160), (115, 3377664), (120, 3236928), (128, 3034620), (138, 2814720), (144, 2697440), (160, 2427696), (180, 2157952), (184, 2111040), (192, 2023080), (207, 1876480), (230, 1688832), (240, 1618464), (256, 1517310), (276, 1407360), (288, 1348720), (320, 1213848), (345, 1125888), (360, 1078976), (368, 1055520), (384, 1011540), (414, 938240), (460, 844416), (480, 809232), (512, 758655), (552, 703680), (576, 674360), (640, 606924), (690, 562944), (720, 539488), (733, 529920), (736, 527760), (768, 505770), (828, 469120), (920, 422208), (960, 404616), (1035, 375296), (1104, 351840), (1152, 337180), (1280, 303462), (1380, 281472), (1440, 269744), (1466, 264960), (1472, 263880), (1536, 252885), (1656, 234560), (1840, 211104), (1920, 202308), (2070, 187648), (2199, 176640), (2208, 175920), (2304, 168590), (2560, 151731), (2760, 140736), (2880, 134872), (2932, 132480), (2944, 131940), (3312, 117280), (3665, 105984), (3680, 105552), (3840, 101154), (4140, 93824), (4398, 88320), (4416, 87960), (4608, 84295), (5520, 70368), (5760, 67436), (5864, 66240), (5888, 65970), (6597, 58880), (6624, 58640), (7330, 52992), (7360, 52776), (7680, 50577), (8280, 46912), (8796, 44160), (8832, 43980), (10995, 35328), (11040, 35184), (11520, 33718), (11728, 33120), (11776, 32985), (13194, 29440), (13248, 29320), (14660, 26496), (14720, 26388), (16560, 23456), (16859, 23040), (17592, 22080), (17664, 21990)]