243289908

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{887}}^1$

素因数の和:1317

約数の個数: 72

約数和(自身を含む): 649696320

約数和(自身を除く): 406406412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 401, 684, 802, 887, 1203, 1604, 1774, 2406, 2661, 3548, 3609, 4812, 5322, 7218, 7619, 7983, 10644, 14436, 15238, 15966, 16853, 22857, 30476, 31932, 33706, 45714, 50559, 67412, 68571, 91428, 101118, 137142, 151677, 202236, 274284, 303354, 355687, 606708, 711374, 1067061, 1422748, 2134122, 3201183, 4268244, 6402366, 6758053, 12804732, 13516106, 20274159, 27032212, 40548318, 60822477, 81096636, 121644954, 243289908]

約数ペア:

[(1, 243289908), (2, 121644954), (3, 81096636), (4, 60822477), (6, 40548318), (9, 27032212), (12, 20274159), (18, 13516106), (19, 12804732), (36, 6758053), (38, 6402366), (57, 4268244), (76, 3201183), (114, 2134122), (171, 1422748), (228, 1067061), (342, 711374), (401, 606708), (684, 355687), (802, 303354), (887, 274284), (1203, 202236), (1604, 151677), (1774, 137142), (2406, 101118), (2661, 91428), (3548, 68571), (3609, 67412), (4812, 50559), (5322, 45714), (7218, 33706), (7619, 31932), (7983, 30476), (10644, 22857), (14436, 16853), (15238, 15966)]