255767680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1543}}^1$

素因数の和:1606

約数の個数: 128

約数和(自身を含む): 718145280

約数和(自身を除く): 462377600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 560, 592, 640, 740, 896, 1036, 1120, 1184, 1295, 1480, 1543, 2072, 2240, 2368, 2590, 2960, 3086, 4144, 4480, 4736, 5180, 5920, 6172, 7715, 8288, 10360, 10801, 11840, 12344, 15430, 16576, 20720, 21602, 23680, 24688, 30860, 33152, 41440, 43204, 49376, 54005, 57091, 61720, 82880, 86408, 98752, 108010, 114182, 123440, 165760, 172816, 197504, 216020, 228364, 246880, 285455, 345632, 399637, 432040, 456728, 493760, 570910, 691264, 799274, 864080, 913456, 987520, 1141820, 1382528, 1598548, 1728160, 1826912, 1998185, 2283640, 3197096, 3456320, 3653824, 3996370, 4567280, 6394192, 6912640, 7307648, 7992740, 9134560, 12788384, 15985480, 18269120, 25576768, 31970960, 36538240, 51153536, 63941920, 127883840, 255767680]

約数ペア:

[(1, 255767680), (2, 127883840), (4, 63941920), (5, 51153536), (7, 36538240), (8, 31970960), (10, 25576768), (14, 18269120), (16, 15985480), (20, 12788384), (28, 9134560), (32, 7992740), (35, 7307648), (37, 6912640), (40, 6394192), (56, 4567280), (64, 3996370), (70, 3653824), (74, 3456320), (80, 3197096), (112, 2283640), (128, 1998185), (140, 1826912), (148, 1728160), (160, 1598548), (185, 1382528), (224, 1141820), (259, 987520), (280, 913456), (296, 864080), (320, 799274), (370, 691264), (448, 570910), (518, 493760), (560, 456728), (592, 432040), (640, 399637), (740, 345632), (896, 285455), (1036, 246880), (1120, 228364), (1184, 216020), (1295, 197504), (1480, 172816), (1543, 165760), (2072, 123440), (2240, 114182), (2368, 108010), (2590, 98752), (2960, 86408), (3086, 82880), (4144, 61720), (4480, 57091), (4736, 54005), (5180, 49376), (5920, 43204), (6172, 41440), (7715, 33152), (8288, 30860), (10360, 24688), (10801, 23680), (11840, 21602), (12344, 20720), (15430, 16576)]