72552120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 230307840

約数和(自身を除く): 157755720

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, 230, 271, 276, 291, 345, 388, 460, 485, 542, 552, 582, 690, 776, 813, 920, 970, 1084, 1164, 1355, 1380, 1455, 1626, 1940, 2168, 2231, 2328, 2710, 2760, 2910, 3252, 3880, 4065, 4462, 5420, 5820, 6233, 6504, 6693, 8130, 8924, 10840, 11155, 11640, 12466, 13386, 16260, 17848, 18699, 22310, 24932, 26287, 26772, 31165, 32520, 33465, 37398, 44620, 49864, 52574, 53544, 62330, 66930, 74796, 78861, 89240, 93495, 105148, 124660, 131435, 133860, 149592, 157722, 186990, 210296, 249320, 262870, 267720, 315444, 373980, 394305, 525740, 604601, 630888, 747960, 788610, 1051480, 1209202, 1577220, 1813803, 2418404, 3023005, 3154440, 3627606, 4836808, 6046010, 7255212, 9069015, 12092020, 14510424, 18138030, 24184040, 36276060, 72552120]

約数ペア:

[(1, 72552120), (2, 36276060), (3, 24184040), (4, 18138030), (5, 14510424), (6, 12092020), (8, 9069015), (10, 7255212), (12, 6046010), (15, 4836808), (20, 3627606), (23, 3154440), (24, 3023005), (30, 2418404), (40, 1813803), (46, 1577220), (60, 1209202), (69, 1051480), (92, 788610), (97, 747960), (115, 630888), (120, 604601), (138, 525740), (184, 394305), (194, 373980), (230, 315444), (271, 267720), (276, 262870), (291, 249320), (345, 210296), (388, 186990), (460, 157722), (485, 149592), (542, 133860), (552, 131435), (582, 124660), (690, 105148), (776, 93495), (813, 89240), (920, 78861), (970, 74796), (1084, 66930), (1164, 62330), (1355, 53544), (1380, 52574), (1455, 49864), (1626, 44620), (1940, 37398), (2168, 33465), (2231, 32520), (2328, 31165), (2710, 26772), (2760, 26287), (2910, 24932), (3252, 22310), (3880, 18699), (4065, 17848), (4462, 16260), (5420, 13386), (5820, 12466), (6233, 11640), (6504, 11155), (6693, 10840), (8130, 8924)]