320804512

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75377}}^1$

素因数の和:75413

約数の個数: 48

約数和(自身を含む): 759810240

約数和(自身を除く): 439005728

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 75377, 150754, 301508, 527639, 603016, 1055278, 1206032, 1432163, 2110556, 2412064, 2864326, 4221112, 5728652, 8442224, 10025141, 11457304, 16884448, 20050282, 22914608, 40100564, 45829216, 80201128, 160402256, 320804512]

約数ペア:

[(1, 320804512), (2, 160402256), (4, 80201128), (7, 45829216), (8, 40100564), (14, 22914608), (16, 20050282), (19, 16884448), (28, 11457304), (32, 10025141), (38, 8442224), (56, 5728652), (76, 4221112), (112, 2864326), (133, 2412064), (152, 2110556), (224, 1432163), (266, 1206032), (304, 1055278), (532, 603016), (608, 527639), (1064, 301508), (2128, 150754), (4256, 75377)]