343323908

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 668424960

約数和(自身を除く): 325101052

約数列:

[1, 2, 4, 17, 34, 47, 68, 71, 89, 94, 142, 178, 188, 284, 289, 356, 578, 799, 1156, 1207, 1513, 1598, 2414, 3026, 3196, 3337, 4183, 4828, 6052, 6319, 6674, 8366, 12638, 13348, 13583, 16732, 20519, 25276, 25721, 27166, 41038, 51442, 54332, 56729, 71111, 82076, 102884, 107423, 113458, 142222, 214846, 226916, 284444, 296993, 429692, 593986, 964393, 1187972, 1208887, 1826191, 1928786, 2417774, 3652382, 3857572, 4835548, 5048881, 7304764, 10097762, 20195524, 85830977, 171661954, 343323908]

約数ペア:

[(1, 343323908), (2, 171661954), (4, 85830977), (17, 20195524), (34, 10097762), (47, 7304764), (68, 5048881), (71, 4835548), (89, 3857572), (94, 3652382), (142, 2417774), (178, 1928786), (188, 1826191), (284, 1208887), (289, 1187972), (356, 964393), (578, 593986), (799, 429692), (1156, 296993), (1207, 284444), (1513, 226916), (1598, 214846), (2414, 142222), (3026, 113458), (3196, 107423), (3337, 102884), (4183, 82076), (4828, 71111), (6052, 56729), (6319, 54332), (6674, 51442), (8366, 41038), (12638, 27166), (13348, 25721), (13583, 25276), (16732, 20519)]