15901270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 36205056

約数和(自身を除く): 20303786

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 107, 110, 154, 193, 214, 385, 386, 535, 749, 770, 965, 1070, 1177, 1351, 1498, 1930, 2123, 2354, 2702, 3745, 4246, 5885, 6755, 7490, 8239, 10615, 11770, 13510, 14861, 16478, 20651, 21230, 29722, 41195, 41302, 74305, 82390, 103255, 144557, 148610, 206510, 227161, 289114, 454322, 722785, 1135805, 1445570, 1590127, 2271610, 3180254, 7950635, 15901270]

約数ペア:

[(1, 15901270), (2, 7950635), (5, 3180254), (7, 2271610), (10, 1590127), (11, 1445570), (14, 1135805), (22, 722785), (35, 454322), (55, 289114), (70, 227161), (77, 206510), (107, 148610), (110, 144557), (154, 103255), (193, 82390), (214, 74305), (385, 41302), (386, 41195), (535, 29722), (749, 21230), (770, 20651), (965, 16478), (1070, 14861), (1177, 13510), (1351, 11770), (1498, 10615), (1930, 8239), (2123, 7490), (2354, 6755), (2702, 5885), (3745, 4246)]