198455868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 572382720

約数和(自身を除く): 373926852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 103, 117, 138, 156, 179, 206, 207, 234, 276, 299, 309, 358, 412, 414, 468, 537, 598, 618, 716, 828, 897, 927, 1074, 1196, 1236, 1339, 1611, 1794, 1854, 2148, 2327, 2369, 2678, 2691, 3222, 3588, 3708, 4017, 4117, 4654, 4738, 5356, 5382, 6444, 6981, 7107, 8034, 8234, 9308, 9476, 10764, 12051, 12351, 13962, 14214, 16068, 16468, 18437, 20943, 21321, 24102, 24702, 27924, 28428, 30797, 36874, 37053, 41886, 42642, 48204, 49404, 53521, 55311, 61594, 73748, 74106, 83772, 85284, 92391, 107042, 110622, 123188, 148212, 160563, 165933, 184782, 214084, 221244, 239681, 277173, 321126, 331866, 369564, 424051, 479362, 481689, 554346, 642252, 663732, 719043, 848102, 958724, 963378, 1108692, 1272153, 1438086, 1696204, 1926756, 2157129, 2544306, 2876172, 3816459, 4314258, 5088612, 5512663, 7632918, 8628516, 11025326, 15265836, 16537989, 22050652, 33075978, 49613967, 66151956, 99227934, 198455868]

約数ペア:

[(1, 198455868), (2, 99227934), (3, 66151956), (4, 49613967), (6, 33075978), (9, 22050652), (12, 16537989), (13, 15265836), (18, 11025326), (23, 8628516), (26, 7632918), (36, 5512663), (39, 5088612), (46, 4314258), (52, 3816459), (69, 2876172), (78, 2544306), (92, 2157129), (103, 1926756), (117, 1696204), (138, 1438086), (156, 1272153), (179, 1108692), (206, 963378), (207, 958724), (234, 848102), (276, 719043), (299, 663732), (309, 642252), (358, 554346), (412, 481689), (414, 479362), (468, 424051), (537, 369564), (598, 331866), (618, 321126), (716, 277173), (828, 239681), (897, 221244), (927, 214084), (1074, 184782), (1196, 165933), (1236, 160563), (1339, 148212), (1611, 123188), (1794, 110622), (1854, 107042), (2148, 92391), (2327, 85284), (2369, 83772), (2678, 74106), (2691, 73748), (3222, 61594), (3588, 55311), (3708, 53521), (4017, 49404), (4117, 48204), (4654, 42642), (4738, 41886), (5356, 37053), (5382, 36874), (6444, 30797), (6981, 28428), (7107, 27924), (8034, 24702), (8234, 24102), (9308, 21321), (9476, 20943), (10764, 18437), (12051, 16468), (12351, 16068), (13962, 14214)]