154102340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{4283}}^1$

素因数の和:4556

約数の個数: 48

約数和(自身を含む): 371371392

約数和(自身を除く): 217269052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 4283, 5140, 7196, 8566, 8995, 17132, 17990, 21415, 29981, 35980, 42830, 59962, 85660, 119924, 149905, 299810, 599620, 1100731, 2201462, 4402924, 5503655, 7705117, 11007310, 15410234, 22014620, 30820468, 38525585, 77051170, 154102340]

約数ペア:

[(1, 154102340), (2, 77051170), (4, 38525585), (5, 30820468), (7, 22014620), (10, 15410234), (14, 11007310), (20, 7705117), (28, 5503655), (35, 4402924), (70, 2201462), (140, 1100731), (257, 599620), (514, 299810), (1028, 149905), (1285, 119924), (1799, 85660), (2570, 59962), (3598, 42830), (4283, 35980), (5140, 29981), (7196, 21415), (8566, 17990), (8995, 17132)]