123744280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:761

約数の個数: 96

約数和(自身を含む): 314763120

約数和(自身を除く): 191018840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 121, 148, 185, 220, 242, 296, 370, 407, 440, 484, 605, 691, 740, 814, 968, 1210, 1382, 1480, 1628, 2035, 2420, 2764, 3256, 3455, 4070, 4477, 4840, 5528, 6910, 7601, 8140, 8954, 13820, 15202, 16280, 17908, 22385, 25567, 27640, 30404, 35816, 38005, 44770, 51134, 60808, 76010, 83611, 89540, 102268, 127835, 152020, 167222, 179080, 204536, 255670, 281237, 304040, 334444, 418055, 511340, 562474, 668888, 836110, 1022680, 1124948, 1406185, 1672220, 2249896, 2812370, 3093607, 3344440, 5624740, 6187214, 11249480, 12374428, 15468035, 24748856, 30936070, 61872140, 123744280]

約数ペア:

[(1, 123744280), (2, 61872140), (4, 30936070), (5, 24748856), (8, 15468035), (10, 12374428), (11, 11249480), (20, 6187214), (22, 5624740), (37, 3344440), (40, 3093607), (44, 2812370), (55, 2249896), (74, 1672220), (88, 1406185), (110, 1124948), (121, 1022680), (148, 836110), (185, 668888), (220, 562474), (242, 511340), (296, 418055), (370, 334444), (407, 304040), (440, 281237), (484, 255670), (605, 204536), (691, 179080), (740, 167222), (814, 152020), (968, 127835), (1210, 102268), (1382, 89540), (1480, 83611), (1628, 76010), (2035, 60808), (2420, 51134), (2764, 44770), (3256, 38005), (3455, 35816), (4070, 30404), (4477, 27640), (4840, 25567), (5528, 22385), (6910, 17908), (7601, 16280), (8140, 15202), (8954, 13820)]