243952000

素因数分解:

$2^7\times 5^3\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 617385600

約数和(自身を除く): 373433600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 125, 128, 158, 160, 193, 200, 250, 316, 320, 386, 395, 400, 500, 632, 640, 772, 790, 800, 965, 1000, 1264, 1544, 1580, 1600, 1930, 1975, 2000, 2528, 3088, 3160, 3200, 3860, 3950, 4000, 4825, 5056, 6176, 6320, 7720, 7900, 8000, 9650, 9875, 10112, 12352, 12640, 15247, 15440, 15800, 16000, 19300, 19750, 24125, 24704, 25280, 30494, 30880, 31600, 38600, 39500, 48250, 50560, 60988, 61760, 63200, 76235, 77200, 79000, 96500, 121976, 123520, 126400, 152470, 154400, 158000, 193000, 243952, 252800, 304940, 308800, 316000, 381175, 386000, 487904, 609880, 617600, 632000, 762350, 772000, 975808, 1219760, 1264000, 1524700, 1544000, 1905875, 1951616, 2439520, 3049400, 3088000, 3811750, 4879040, 6098800, 7623500, 9758080, 12197600, 15247000, 24395200, 30494000, 48790400, 60988000, 121976000, 243952000]

約数ペア:

[(1, 243952000), (2, 121976000), (4, 60988000), (5, 48790400), (8, 30494000), (10, 24395200), (16, 15247000), (20, 12197600), (25, 9758080), (32, 7623500), (40, 6098800), (50, 4879040), (64, 3811750), (79, 3088000), (80, 3049400), (100, 2439520), (125, 1951616), (128, 1905875), (158, 1544000), (160, 1524700), (193, 1264000), (200, 1219760), (250, 975808), (316, 772000), (320, 762350), (386, 632000), (395, 617600), (400, 609880), (500, 487904), (632, 386000), (640, 381175), (772, 316000), (790, 308800), (800, 304940), (965, 252800), (1000, 243952), (1264, 193000), (1544, 158000), (1580, 154400), (1600, 152470), (1930, 126400), (1975, 123520), (2000, 121976), (2528, 96500), (3088, 79000), (3160, 77200), (3200, 76235), (3860, 63200), (3950, 61760), (4000, 60988), (4825, 50560), (5056, 48250), (6176, 39500), (6320, 38600), (7720, 31600), (7900, 30880), (8000, 30494), (9650, 25280), (9875, 24704), (10112, 24125), (12352, 19750), (12640, 19300), (15247, 16000), (15440, 15800)]