311935540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{117269}}^1$

素因数の和:117304

約数の個数: 48

約数和(自身を含む): 788054400

約数和(自身を除く): 476118860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 117269, 234538, 469076, 586345, 820883, 1172690, 1641766, 2228111, 2345380, 3283532, 4104415, 4456222, 8208830, 8912444, 11140555, 15596777, 16417660, 22281110, 31193554, 44562220, 62387108, 77983885, 155967770, 311935540]

約数ペア:

[(1, 311935540), (2, 155967770), (4, 77983885), (5, 62387108), (7, 44562220), (10, 31193554), (14, 22281110), (19, 16417660), (20, 15596777), (28, 11140555), (35, 8912444), (38, 8208830), (70, 4456222), (76, 4104415), (95, 3283532), (133, 2345380), (140, 2228111), (190, 1641766), (266, 1172690), (380, 820883), (532, 586345), (665, 469076), (1330, 234538), (2660, 117269)]