249232060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{161839}}^1$

素因数の和:161866

約数の個数: 48

約数和(自身を含む): 652538880

約数和(自身を除く): 403306820

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 161839, 323678, 647356, 809195, 1132873, 1618390, 1780229, 2265746, 3236780, 3560458, 4531492, 5664365, 7120916, 8901145, 11328730, 12461603, 17802290, 22657460, 24923206, 35604580, 49846412, 62308015, 124616030, 249232060]

約数ペア:

[(1, 249232060), (2, 124616030), (4, 62308015), (5, 49846412), (7, 35604580), (10, 24923206), (11, 22657460), (14, 17802290), (20, 12461603), (22, 11328730), (28, 8901145), (35, 7120916), (44, 5664365), (55, 4531492), (70, 3560458), (77, 3236780), (110, 2265746), (140, 1780229), (154, 1618390), (220, 1132873), (308, 809195), (385, 647356), (770, 323678), (1540, 161839)]