138945296

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:360

約数の個数: 80

約数和(自身を含む): 316908288

約数和(自身を除く): 177962992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 101, 112, 142, 173, 202, 284, 346, 404, 497, 568, 692, 707, 808, 994, 1136, 1211, 1384, 1414, 1616, 1988, 2422, 2768, 2828, 3976, 4844, 5656, 7171, 7952, 9688, 11312, 12283, 14342, 17473, 19376, 24566, 28684, 34946, 49132, 50197, 57368, 69892, 85981, 98264, 100394, 114736, 122311, 139784, 171962, 196528, 200788, 244622, 279568, 343924, 401576, 489244, 687848, 803152, 978488, 1240583, 1375696, 1956976, 2481166, 4962332, 8684081, 9924664, 17368162, 19849328, 34736324, 69472648, 138945296]

約数ペア:

[(1, 138945296), (2, 69472648), (4, 34736324), (7, 19849328), (8, 17368162), (14, 9924664), (16, 8684081), (28, 4962332), (56, 2481166), (71, 1956976), (101, 1375696), (112, 1240583), (142, 978488), (173, 803152), (202, 687848), (284, 489244), (346, 401576), (404, 343924), (497, 279568), (568, 244622), (692, 200788), (707, 196528), (808, 171962), (994, 139784), (1136, 122311), (1211, 114736), (1384, 100394), (1414, 98264), (1616, 85981), (1988, 69892), (2422, 57368), (2768, 50197), (2828, 49132), (3976, 34946), (4844, 28684), (5656, 24566), (7171, 19376), (7952, 17473), (9688, 14342), (11312, 12283)]