139215664

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:195

約数の個数: 120

約数和(自身を含む): 331291296

約数和(自身を除く): 192075632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 61, 71, 82, 98, 112, 122, 142, 164, 196, 244, 284, 287, 328, 392, 427, 488, 497, 568, 574, 656, 784, 854, 976, 994, 1136, 1148, 1708, 1988, 2009, 2296, 2501, 2911, 2989, 3416, 3479, 3976, 4018, 4331, 4592, 5002, 5822, 5978, 6832, 6958, 7952, 8036, 8662, 10004, 11644, 11956, 13916, 16072, 17324, 17507, 20008, 20377, 23288, 23912, 27832, 30317, 32144, 34648, 35014, 40016, 40754, 46576, 47824, 55664, 60634, 69296, 70028, 81508, 121268, 122549, 140056, 142639, 163016, 177571, 212219, 242536, 245098, 280112, 285278, 326032, 355142, 424438, 485072, 490196, 570556, 710284, 848876, 980392, 1141112, 1242997, 1420568, 1697752, 1960784, 2282224, 2485994, 2841136, 3395504, 4971988, 8700979, 9943976, 17401958, 19887952, 34803916, 69607832, 139215664]

約数ペア:

[(1, 139215664), (2, 69607832), (4, 34803916), (7, 19887952), (8, 17401958), (14, 9943976), (16, 8700979), (28, 4971988), (41, 3395504), (49, 2841136), (56, 2485994), (61, 2282224), (71, 1960784), (82, 1697752), (98, 1420568), (112, 1242997), (122, 1141112), (142, 980392), (164, 848876), (196, 710284), (244, 570556), (284, 490196), (287, 485072), (328, 424438), (392, 355142), (427, 326032), (488, 285278), (497, 280112), (568, 245098), (574, 242536), (656, 212219), (784, 177571), (854, 163016), (976, 142639), (994, 140056), (1136, 122549), (1148, 121268), (1708, 81508), (1988, 70028), (2009, 69296), (2296, 60634), (2501, 55664), (2911, 47824), (2989, 46576), (3416, 40754), (3479, 40016), (3976, 35014), (4018, 34648), (4331, 32144), (4592, 30317), (5002, 27832), (5822, 23912), (5978, 23288), (6832, 20377), (6958, 20008), (7952, 17507), (8036, 17324), (8662, 16072), (10004, 13916), (11644, 11956)]