140391664

素因数分解:

$2^4\times 7^2\times {\mathrm{331}}^1\times {\mathrm{541}}^1$

素因数の和:894

約数の個数: 60

約数和(自身を含む): 317961048

約数和(自身を除く): 177569384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 331, 392, 541, 662, 784, 1082, 1324, 2164, 2317, 2648, 3787, 4328, 4634, 5296, 7574, 8656, 9268, 15148, 16219, 18536, 26509, 30296, 32438, 37072, 53018, 60592, 64876, 106036, 129752, 179071, 212072, 259504, 358142, 424144, 716284, 1253497, 1432568, 2506994, 2865136, 5013988, 8774479, 10027976, 17548958, 20055952, 35097916, 70195832, 140391664]

約数ペア:

[(1, 140391664), (2, 70195832), (4, 35097916), (7, 20055952), (8, 17548958), (14, 10027976), (16, 8774479), (28, 5013988), (49, 2865136), (56, 2506994), (98, 1432568), (112, 1253497), (196, 716284), (331, 424144), (392, 358142), (541, 259504), (662, 212072), (784, 179071), (1082, 129752), (1324, 106036), (2164, 64876), (2317, 60592), (2648, 53018), (3787, 37072), (4328, 32438), (4634, 30296), (5296, 26509), (7574, 18536), (8656, 16219), (9268, 15148)]