400264144

素因数分解:

$2^4\times 7^2\times {\mathrm{307}}^1\times {\mathrm{1663}}^1$

素因数の和:1992

約数の個数: 60

約数和(自身を含む): 905608704

約数和(自身を除く): 505344560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 307, 392, 614, 784, 1228, 1663, 2149, 2456, 3326, 4298, 4912, 6652, 8596, 11641, 13304, 15043, 17192, 23282, 26608, 30086, 34384, 46564, 60172, 81487, 93128, 120344, 162974, 186256, 240688, 325948, 510541, 651896, 1021082, 1303792, 2042164, 3573787, 4084328, 7147574, 8168656, 14295148, 25016509, 28590296, 50033018, 57180592, 100066036, 200132072, 400264144]

約数ペア:

[(1, 400264144), (2, 200132072), (4, 100066036), (7, 57180592), (8, 50033018), (14, 28590296), (16, 25016509), (28, 14295148), (49, 8168656), (56, 7147574), (98, 4084328), (112, 3573787), (196, 2042164), (307, 1303792), (392, 1021082), (614, 651896), (784, 510541), (1228, 325948), (1663, 240688), (2149, 186256), (2456, 162974), (3326, 120344), (4298, 93128), (4912, 81487), (6652, 60172), (8596, 46564), (11641, 34384), (13304, 30086), (15043, 26608), (17192, 23282)]