129713080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{463261}}^1$

素因数の和:463279

約数の個数: 32

約数和(自身を含む): 333548640

約数和(自身を除く): 203835560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 463261, 926522, 1853044, 2316305, 3242827, 3706088, 4632610, 6485654, 9265220, 12971308, 16214135, 18530440, 25942616, 32428270, 64856540, 129713080]

約数ペア:

[(1, 129713080), (2, 64856540), (4, 32428270), (5, 25942616), (7, 18530440), (8, 16214135), (10, 12971308), (14, 9265220), (20, 6485654), (28, 4632610), (35, 3706088), (40, 3242827), (56, 2316305), (70, 1853044), (140, 926522), (280, 463261)]