205961490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{326923}}^1$

素因数の和:326943

約数の個数: 48

約数和(自身を含む): 612001728

約数和(自身を除く): 406040238

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 326923, 653846, 980769, 1634615, 1961538, 2288461, 2942307, 3269230, 4576922, 4903845, 5884614, 6865383, 9807690, 11442305, 13730766, 14711535, 20596149, 22884610, 29423070, 34326915, 41192298, 68653830, 102980745, 205961490]

約数ペア:

[(1, 205961490), (2, 102980745), (3, 68653830), (5, 41192298), (6, 34326915), (7, 29423070), (9, 22884610), (10, 20596149), (14, 14711535), (15, 13730766), (18, 11442305), (21, 9807690), (30, 6865383), (35, 5884614), (42, 4903845), (45, 4576922), (63, 3269230), (70, 2942307), (90, 2288461), (105, 1961538), (126, 1634615), (210, 980769), (315, 653846), (630, 326923)]