56488920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 179504640

約数和(自身を除く): 123015720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 97, 115, 120, 138, 184, 194, 211, 230, 276, 291, 345, 388, 422, 460, 485, 552, 582, 633, 690, 776, 844, 920, 970, 1055, 1164, 1266, 1380, 1455, 1688, 1940, 2110, 2231, 2328, 2532, 2760, 2910, 3165, 3880, 4220, 4462, 4853, 5064, 5820, 6330, 6693, 8440, 8924, 9706, 11155, 11640, 12660, 13386, 14559, 17848, 19412, 20467, 22310, 24265, 25320, 26772, 29118, 33465, 38824, 40934, 44620, 48530, 53544, 58236, 61401, 66930, 72795, 81868, 89240, 97060, 102335, 116472, 122802, 133860, 145590, 163736, 194120, 204670, 245604, 267720, 291180, 307005, 409340, 470741, 491208, 582360, 614010, 818680, 941482, 1228020, 1412223, 1882964, 2353705, 2456040, 2824446, 3765928, 4707410, 5648892, 7061115, 9414820, 11297784, 14122230, 18829640, 28244460, 56488920]

約数ペア:

[(1, 56488920), (2, 28244460), (3, 18829640), (4, 14122230), (5, 11297784), (6, 9414820), (8, 7061115), (10, 5648892), (12, 4707410), (15, 3765928), (20, 2824446), (23, 2456040), (24, 2353705), (30, 1882964), (40, 1412223), (46, 1228020), (60, 941482), (69, 818680), (92, 614010), (97, 582360), (115, 491208), (120, 470741), (138, 409340), (184, 307005), (194, 291180), (211, 267720), (230, 245604), (276, 204670), (291, 194120), (345, 163736), (388, 145590), (422, 133860), (460, 122802), (485, 116472), (552, 102335), (582, 97060), (633, 89240), (690, 81868), (776, 72795), (844, 66930), (920, 61401), (970, 58236), (1055, 53544), (1164, 48530), (1266, 44620), (1380, 40934), (1455, 38824), (1688, 33465), (1940, 29118), (2110, 26772), (2231, 25320), (2328, 24265), (2532, 22310), (2760, 20467), (2910, 19412), (3165, 17848), (3880, 14559), (4220, 13386), (4462, 12660), (4853, 11640), (5064, 11155), (5820, 9706), (6330, 8924), (6693, 8440)]