155340220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{65269}}^1$

素因数の和:65302

約数の個数: 48

約数和(自身を含む): 394752960

約数和(自身を除く): 239412740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 65269, 130538, 261076, 326345, 456883, 652690, 913766, 1109573, 1305380, 1827532, 2219146, 2284415, 4438292, 4568830, 5547865, 7767011, 9137660, 11095730, 15534022, 22191460, 31068044, 38835055, 77670110, 155340220]

約数ペア:

[(1, 155340220), (2, 77670110), (4, 38835055), (5, 31068044), (7, 22191460), (10, 15534022), (14, 11095730), (17, 9137660), (20, 7767011), (28, 5547865), (34, 4568830), (35, 4438292), (68, 2284415), (70, 2219146), (85, 1827532), (119, 1305380), (140, 1109573), (170, 913766), (238, 652690), (340, 456883), (476, 326345), (595, 261076), (1190, 130538), (2380, 65269)]