339924760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{173431}}^1$

素因数の和:173456

約数の個数: 48

約数和(自身を含む): 889706160

約数和(自身を除く): 549781400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 173431, 346862, 693724, 867155, 1214017, 1387448, 1734310, 2428034, 3468620, 4856068, 6070085, 6937240, 8498119, 9712136, 12140170, 16996238, 24280340, 33992476, 42490595, 48560680, 67984952, 84981190, 169962380, 339924760]

約数ペア:

[(1, 339924760), (2, 169962380), (4, 84981190), (5, 67984952), (7, 48560680), (8, 42490595), (10, 33992476), (14, 24280340), (20, 16996238), (28, 12140170), (35, 9712136), (40, 8498119), (49, 6937240), (56, 6070085), (70, 4856068), (98, 3468620), (140, 2428034), (196, 1734310), (245, 1387448), (280, 1214017), (392, 867155), (490, 693724), (980, 346862), (1960, 173431)]