210537990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179947}}^1$

素因数の和:179973

約数の個数: 48

約数和(自身を含む): 589509648

約数和(自身を除く): 378971658

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 179947, 359894, 539841, 899735, 1079682, 1619523, 1799470, 2339311, 2699205, 3239046, 4678622, 5398410, 7017933, 8097615, 11696555, 14035866, 16195230, 21053799, 23393110, 35089665, 42107598, 70179330, 105268995, 210537990]

約数ペア:

[(1, 210537990), (2, 105268995), (3, 70179330), (5, 42107598), (6, 35089665), (9, 23393110), (10, 21053799), (13, 16195230), (15, 14035866), (18, 11696555), (26, 8097615), (30, 7017933), (39, 5398410), (45, 4678622), (65, 3239046), (78, 2699205), (90, 2339311), (117, 1799470), (130, 1619523), (195, 1079682), (234, 899735), (390, 539841), (585, 359894), (1170, 179947)]