140539840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{8963}}^1$

素因数の和:8994

約数の個数: 84

約数和(自身を含む): 389342376

約数和(自身を除く): 248802536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 8963, 15680, 17926, 35852, 44815, 62741, 71704, 89630, 125482, 143408, 179260, 250964, 286816, 313705, 358520, 439187, 501928, 573632, 627410, 717040, 878374, 1003856, 1254820, 1434080, 1756748, 2007712, 2195935, 2509640, 2868160, 3513496, 4015424, 4391870, 5019280, 7026992, 8783740, 10038560, 14053984, 17567480, 20077120, 28107968, 35134960, 70269920, 140539840]

約数ペア:

[(1, 140539840), (2, 70269920), (4, 35134960), (5, 28107968), (7, 20077120), (8, 17567480), (10, 14053984), (14, 10038560), (16, 8783740), (20, 7026992), (28, 5019280), (32, 4391870), (35, 4015424), (40, 3513496), (49, 2868160), (56, 2509640), (64, 2195935), (70, 2007712), (80, 1756748), (98, 1434080), (112, 1254820), (140, 1003856), (160, 878374), (196, 717040), (224, 627410), (245, 573632), (280, 501928), (320, 439187), (392, 358520), (448, 313705), (490, 286816), (560, 250964), (784, 179260), (980, 143408), (1120, 125482), (1568, 89630), (1960, 71704), (2240, 62741), (3136, 44815), (3920, 35852), (7840, 17926), (8963, 15680)]