140717990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3413}}^1$

素因数の和:3477

約数の個数: 64

約数和(自身を含む): 314634240

約数和(自身を除く): 173916250

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 95, 133, 155, 190, 217, 266, 310, 434, 589, 665, 1085, 1178, 1330, 2170, 2945, 3413, 4123, 5890, 6826, 8246, 17065, 20615, 23891, 34130, 41230, 47782, 64847, 105803, 119455, 129694, 211606, 238910, 324235, 453929, 529015, 648470, 740621, 907858, 1058030, 1481242, 2010257, 2269645, 3703105, 4020514, 4539290, 7406210, 10051285, 14071799, 20102570, 28143598, 70358995, 140717990]

約数ペア:

[(1, 140717990), (2, 70358995), (5, 28143598), (7, 20102570), (10, 14071799), (14, 10051285), (19, 7406210), (31, 4539290), (35, 4020514), (38, 3703105), (62, 2269645), (70, 2010257), (95, 1481242), (133, 1058030), (155, 907858), (190, 740621), (217, 648470), (266, 529015), (310, 453929), (434, 324235), (589, 238910), (665, 211606), (1085, 129694), (1178, 119455), (1330, 105803), (2170, 64847), (2945, 47782), (3413, 41230), (4123, 34130), (5890, 23891), (6826, 20615), (8246, 17065)]