154900900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20117}}^1$

素因数の和:20149

約数の個数: 72

約数和(自身を含む): 419098176

約数和(自身を除く): 264197276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 20117, 40234, 80468, 100585, 140819, 201170, 221287, 281638, 402340, 442574, 502925, 563276, 704095, 885148, 1005850, 1106435, 1408190, 1549009, 2011700, 2212870, 2816380, 3098018, 3520475, 4425740, 5532175, 6196036, 7040950, 7745045, 11064350, 14081900, 15490090, 22128700, 30980180, 38725225, 77450450, 154900900]

約数ペア:

[(1, 154900900), (2, 77450450), (4, 38725225), (5, 30980180), (7, 22128700), (10, 15490090), (11, 14081900), (14, 11064350), (20, 7745045), (22, 7040950), (25, 6196036), (28, 5532175), (35, 4425740), (44, 3520475), (50, 3098018), (55, 2816380), (70, 2212870), (77, 2011700), (100, 1549009), (110, 1408190), (140, 1106435), (154, 1005850), (175, 885148), (220, 704095), (275, 563276), (308, 502925), (350, 442574), (385, 402340), (550, 281638), (700, 221287), (770, 201170), (1100, 140819), (1540, 100585), (1925, 80468), (3850, 40234), (7700, 20117)]