139516720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{35591}}^1$

素因数の和:35618

約数の個数: 60

約数和(自身を含む): 377346384

約数和(自身を除く): 237829664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 35591, 71182, 142364, 177955, 249137, 284728, 355910, 498274, 569456, 711820, 996548, 1245685, 1423640, 1743959, 1993096, 2491370, 2847280, 3487918, 3986192, 4982740, 6975836, 8719795, 9965480, 13951672, 17439590, 19930960, 27903344, 34879180, 69758360, 139516720]

約数ペア:

[(1, 139516720), (2, 69758360), (4, 34879180), (5, 27903344), (7, 19930960), (8, 17439590), (10, 13951672), (14, 9965480), (16, 8719795), (20, 6975836), (28, 4982740), (35, 3986192), (40, 3487918), (49, 2847280), (56, 2491370), (70, 1993096), (80, 1743959), (98, 1423640), (112, 1245685), (140, 996548), (196, 711820), (245, 569456), (280, 498274), (392, 355910), (490, 284728), (560, 249137), (784, 177955), (980, 142364), (1960, 71182), (3920, 35591)]