20160684

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 55742400

約数和(自身を除く): 35581716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 41, 54, 58, 82, 87, 108, 116, 123, 157, 164, 174, 246, 261, 314, 348, 369, 471, 492, 522, 628, 738, 783, 942, 1044, 1107, 1189, 1413, 1476, 1566, 1884, 2214, 2378, 2826, 3132, 3567, 4239, 4428, 4553, 4756, 5652, 6437, 7134, 8478, 9106, 10701, 12874, 13659, 14268, 16956, 18212, 19311, 21402, 25748, 27318, 32103, 38622, 40977, 42804, 54636, 57933, 64206, 77244, 81954, 115866, 122931, 128412, 163908, 173799, 186673, 231732, 245862, 347598, 373346, 491724, 560019, 695196, 746692, 1120038, 1680057, 2240076, 3360114, 5040171, 6720228, 10080342, 20160684]

約数ペア:

[(1, 20160684), (2, 10080342), (3, 6720228), (4, 5040171), (6, 3360114), (9, 2240076), (12, 1680057), (18, 1120038), (27, 746692), (29, 695196), (36, 560019), (41, 491724), (54, 373346), (58, 347598), (82, 245862), (87, 231732), (108, 186673), (116, 173799), (123, 163908), (157, 128412), (164, 122931), (174, 115866), (246, 81954), (261, 77244), (314, 64206), (348, 57933), (369, 54636), (471, 42804), (492, 40977), (522, 38622), (628, 32103), (738, 27318), (783, 25748), (942, 21402), (1044, 19311), (1107, 18212), (1189, 16956), (1413, 14268), (1476, 13659), (1566, 12874), (1884, 10701), (2214, 9106), (2378, 8478), (2826, 7134), (3132, 6437), (3567, 5652), (4239, 4756), (4428, 4553)]