178980228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1354

約数の個数: 144

約数和(自身を含む): 563472000

約数和(自身を除く): 384491772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 29, 36, 38, 42, 57, 58, 63, 76, 84, 87, 114, 116, 126, 133, 171, 174, 203, 228, 252, 261, 266, 342, 348, 399, 406, 522, 532, 551, 609, 684, 798, 812, 1044, 1102, 1197, 1218, 1289, 1596, 1653, 1827, 2204, 2394, 2436, 2578, 3306, 3654, 3857, 3867, 4788, 4959, 5156, 6612, 7308, 7714, 7734, 9023, 9918, 11571, 11601, 15428, 15468, 18046, 19836, 23142, 23202, 24491, 27069, 34713, 36092, 37381, 46284, 46404, 48982, 54138, 69426, 73473, 74762, 81207, 97964, 108276, 112143, 138852, 146946, 149524, 162414, 171437, 220419, 224286, 261667, 293892, 324828, 336429, 342874, 440838, 448572, 514311, 523334, 672858, 685748, 710239, 785001, 881676, 1028622, 1046668, 1345716, 1420478, 1542933, 1570002, 2057244, 2130717, 2355003, 2840956, 3085866, 3140004, 4261434, 4710006, 4971673, 6171732, 6392151, 8522868, 9420012, 9943346, 12784302, 14915019, 19886692, 25568604, 29830038, 44745057, 59660076, 89490114, 178980228]

約数ペア:

[(1, 178980228), (2, 89490114), (3, 59660076), (4, 44745057), (6, 29830038), (7, 25568604), (9, 19886692), (12, 14915019), (14, 12784302), (18, 9943346), (19, 9420012), (21, 8522868), (28, 6392151), (29, 6171732), (36, 4971673), (38, 4710006), (42, 4261434), (57, 3140004), (58, 3085866), (63, 2840956), (76, 2355003), (84, 2130717), (87, 2057244), (114, 1570002), (116, 1542933), (126, 1420478), (133, 1345716), (171, 1046668), (174, 1028622), (203, 881676), (228, 785001), (252, 710239), (261, 685748), (266, 672858), (342, 523334), (348, 514311), (399, 448572), (406, 440838), (522, 342874), (532, 336429), (551, 324828), (609, 293892), (684, 261667), (798, 224286), (812, 220419), (1044, 171437), (1102, 162414), (1197, 149524), (1218, 146946), (1289, 138852), (1596, 112143), (1653, 108276), (1827, 97964), (2204, 81207), (2394, 74762), (2436, 73473), (2578, 69426), (3306, 54138), (3654, 48982), (3857, 46404), (3867, 46284), (4788, 37381), (4959, 36092), (5156, 34713), (6612, 27069), (7308, 24491), (7714, 23202), (7734, 23142), (9023, 19836), (9918, 18046), (11571, 15468), (11601, 15428)]