388765440

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{1607}}^1$

素因数の和:1644

約数の個数: 288

約数和(自身を含む): 1577640960

約数和(自身を除く): 1188875520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1607, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3214, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 4821, 5040, 5376, 5760, 6048, 6428, 6720, 6912, 7560, 8035, 8064, 8640, 8960, 9642, 10080, 11249, 11520, 12096, 12856, 13440, 14463, 15120, 16070, 16128, 17280, 19284, 20160, 22498, 24105, 24192, 25712, 26880, 28926, 30240, 32140, 33747, 34560, 38568, 40320, 43389, 44996, 48210, 48384, 51424, 56245, 57852, 60480, 64280, 67494, 72315, 77136, 80640, 86778, 89992, 96420, 101241, 102848, 112490, 115704, 120960, 128560, 134988, 144630, 154272, 168735, 173556, 179984, 192840, 202482, 205696, 216945, 224980, 231408, 241920, 257120, 269976, 289260, 303723, 308544, 337470, 347112, 359968, 385680, 404964, 411392, 433890, 449960, 462816, 506205, 514240, 539952, 578520, 607446, 617088, 674940, 694224, 719936, 771360, 809928, 867780, 899920, 925632, 1012410, 1028480, 1079904, 1157040, 1214892, 1234176, 1349880, 1388448, 1439872, 1518615, 1542720, 1619856, 1735560, 1799840, 1851264, 2024820, 2056960, 2159808, 2314080, 2429784, 2699760, 2776896, 2879744, 3037230, 3085440, 3239712, 3471120, 3599680, 3702528, 4049640, 4319616, 4628160, 4859568, 5399520, 5553792, 6074460, 6170880, 6479424, 6942240, 7199360, 8099280, 8639232, 9256320, 9719136, 10799040, 11107584, 12148920, 12958848, 13884480, 14398720, 16198560, 18512640, 19438272, 21598080, 24297840, 25917696, 27768960, 32397120, 38876544, 43196160, 48595680, 55537920, 64794240, 77753088, 97191360, 129588480, 194382720, 388765440]

約数ペア:

[(1, 388765440), (2, 194382720), (3, 129588480), (4, 97191360), (5, 77753088), (6, 64794240), (7, 55537920), (8, 48595680), (9, 43196160), (10, 38876544), (12, 32397120), (14, 27768960), (15, 25917696), (16, 24297840), (18, 21598080), (20, 19438272), (21, 18512640), (24, 16198560), (27, 14398720), (28, 13884480), (30, 12958848), (32, 12148920), (35, 11107584), (36, 10799040), (40, 9719136), (42, 9256320), (45, 8639232), (48, 8099280), (54, 7199360), (56, 6942240), (60, 6479424), (63, 6170880), (64, 6074460), (70, 5553792), (72, 5399520), (80, 4859568), (84, 4628160), (90, 4319616), (96, 4049640), (105, 3702528), (108, 3599680), (112, 3471120), (120, 3239712), (126, 3085440), (128, 3037230), (135, 2879744), (140, 2776896), (144, 2699760), (160, 2429784), (168, 2314080), (180, 2159808), (189, 2056960), (192, 2024820), (210, 1851264), (216, 1799840), (224, 1735560), (240, 1619856), (252, 1542720), (256, 1518615), (270, 1439872), (280, 1388448), (288, 1349880), (315, 1234176), (320, 1214892), (336, 1157040), (360, 1079904), (378, 1028480), (384, 1012410), (420, 925632), (432, 899920), (448, 867780), (480, 809928), (504, 771360), (540, 719936), (560, 694224), (576, 674940), (630, 617088), (640, 607446), (672, 578520), (720, 539952), (756, 514240), (768, 506205), (840, 462816), (864, 449960), (896, 433890), (945, 411392), (960, 404964), (1008, 385680), (1080, 359968), (1120, 347112), (1152, 337470), (1260, 308544), (1280, 303723), (1344, 289260), (1440, 269976), (1512, 257120), (1607, 241920), (1680, 231408), (1728, 224980), (1792, 216945), (1890, 205696), (1920, 202482), (2016, 192840), (2160, 179984), (2240, 173556), (2304, 168735), (2520, 154272), (2688, 144630), (2880, 134988), (3024, 128560), (3214, 120960), (3360, 115704), (3456, 112490), (3780, 102848), (3840, 101241), (4032, 96420), (4320, 89992), (4480, 86778), (4821, 80640), (5040, 77136), (5376, 72315), (5760, 67494), (6048, 64280), (6428, 60480), (6720, 57852), (6912, 56245), (7560, 51424), (8035, 48384), (8064, 48210), (8640, 44996), (8960, 43389), (9642, 40320), (10080, 38568), (11249, 34560), (11520, 33747), (12096, 32140), (12856, 30240), (13440, 28926), (14463, 26880), (15120, 25712), (16070, 24192), (16128, 24105), (17280, 22498), (19284, 20160)]