140988448

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 284074560

約数和(自身を除く): 143086112

約数列:

[1, 2, 4, 8, 16, 32, 83, 109, 166, 218, 332, 436, 487, 664, 872, 974, 1328, 1744, 1948, 2656, 3488, 3896, 7792, 9047, 15584, 18094, 36188, 40421, 53083, 72376, 80842, 106166, 144752, 161684, 212332, 289504, 323368, 424664, 646736, 849328, 1293472, 1698656, 4405889, 8811778, 17623556, 35247112, 70494224, 140988448]

約数ペア:

[(1, 140988448), (2, 70494224), (4, 35247112), (8, 17623556), (16, 8811778), (32, 4405889), (83, 1698656), (109, 1293472), (166, 849328), (218, 646736), (332, 424664), (436, 323368), (487, 289504), (664, 212332), (872, 161684), (974, 144752), (1328, 106166), (1744, 80842), (1948, 72376), (2656, 53083), (3488, 40421), (3896, 36188), (7792, 18094), (9047, 15584)]