128876076

素因数分解:

$2^2\times 3^3\times 7^5\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 395297280

約数和(自身を除く): 266421204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 71, 84, 98, 108, 126, 142, 147, 189, 196, 213, 252, 284, 294, 343, 378, 426, 441, 497, 588, 639, 686, 756, 852, 882, 994, 1029, 1278, 1323, 1372, 1491, 1764, 1917, 1988, 2058, 2401, 2556, 2646, 2982, 3087, 3479, 3834, 4116, 4473, 4802, 5292, 5964, 6174, 6958, 7203, 7668, 8946, 9261, 9604, 10437, 12348, 13419, 13916, 14406, 16807, 17892, 18522, 20874, 21609, 24353, 26838, 28812, 31311, 33614, 37044, 41748, 43218, 48706, 50421, 53676, 62622, 64827, 67228, 73059, 86436, 93933, 97412, 100842, 125244, 129654, 146118, 151263, 170471, 187866, 201684, 219177, 259308, 292236, 302526, 340942, 375732, 438354, 453789, 511413, 605052, 657531, 681884, 876708, 907578, 1022826, 1193297, 1315062, 1534239, 1815156, 2045652, 2386594, 2630124, 3068478, 3579891, 4602717, 4773188, 6136956, 7159782, 9205434, 10739673, 14319564, 18410868, 21479346, 32219019, 42958692, 64438038, 128876076]

約数ペア:

[(1, 128876076), (2, 64438038), (3, 42958692), (4, 32219019), (6, 21479346), (7, 18410868), (9, 14319564), (12, 10739673), (14, 9205434), (18, 7159782), (21, 6136956), (27, 4773188), (28, 4602717), (36, 3579891), (42, 3068478), (49, 2630124), (54, 2386594), (63, 2045652), (71, 1815156), (84, 1534239), (98, 1315062), (108, 1193297), (126, 1022826), (142, 907578), (147, 876708), (189, 681884), (196, 657531), (213, 605052), (252, 511413), (284, 453789), (294, 438354), (343, 375732), (378, 340942), (426, 302526), (441, 292236), (497, 259308), (588, 219177), (639, 201684), (686, 187866), (756, 170471), (852, 151263), (882, 146118), (994, 129654), (1029, 125244), (1278, 100842), (1323, 97412), (1372, 93933), (1491, 86436), (1764, 73059), (1917, 67228), (1988, 64827), (2058, 62622), (2401, 53676), (2556, 50421), (2646, 48706), (2982, 43218), (3087, 41748), (3479, 37044), (3834, 33614), (4116, 31311), (4473, 28812), (4802, 26838), (5292, 24353), (5964, 21609), (6174, 20874), (6958, 18522), (7203, 17892), (7668, 16807), (8946, 14406), (9261, 13916), (9604, 13419), (10437, 12348)]