123272960

素因数分解:

$2^8\times 5^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 297402000

約数和(自身を除く): 174129040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 256, 320, 386, 499, 640, 772, 965, 998, 1280, 1544, 1930, 1996, 2495, 3088, 3860, 3992, 4990, 6176, 7720, 7984, 9980, 12352, 15440, 15968, 19960, 24704, 30880, 31936, 39920, 49408, 61760, 63872, 79840, 96307, 123520, 127744, 159680, 192614, 247040, 319360, 385228, 481535, 638720, 770456, 963070, 1540912, 1926140, 3081824, 3852280, 6163648, 7704560, 12327296, 15409120, 24654592, 30818240, 61636480, 123272960]

約数ペア:

[(1, 123272960), (2, 61636480), (4, 30818240), (5, 24654592), (8, 15409120), (10, 12327296), (16, 7704560), (20, 6163648), (32, 3852280), (40, 3081824), (64, 1926140), (80, 1540912), (128, 963070), (160, 770456), (193, 638720), (256, 481535), (320, 385228), (386, 319360), (499, 247040), (640, 192614), (772, 159680), (965, 127744), (998, 123520), (1280, 96307), (1544, 79840), (1930, 63872), (1996, 61760), (2495, 49408), (3088, 39920), (3860, 31936), (3992, 30880), (4990, 24704), (6176, 19960), (7720, 15968), (7984, 15440), (9980, 12352)]