30785510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 67737600

約数和(自身を除く): 36952090

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 79, 95, 133, 158, 190, 266, 293, 395, 553, 586, 665, 790, 1106, 1330, 1465, 1501, 2051, 2765, 2930, 3002, 4102, 5530, 5567, 7505, 10255, 10507, 11134, 15010, 20510, 21014, 23147, 27835, 38969, 46294, 52535, 55670, 77938, 105070, 115735, 162029, 194845, 231470, 324058, 389690, 439793, 810145, 879586, 1620290, 2198965, 3078551, 4397930, 6157102, 15392755, 30785510]

約数ペア:

[(1, 30785510), (2, 15392755), (5, 6157102), (7, 4397930), (10, 3078551), (14, 2198965), (19, 1620290), (35, 879586), (38, 810145), (70, 439793), (79, 389690), (95, 324058), (133, 231470), (158, 194845), (190, 162029), (266, 115735), (293, 105070), (395, 77938), (553, 55670), (586, 52535), (665, 46294), (790, 38969), (1106, 27835), (1330, 23147), (1465, 21014), (1501, 20510), (2051, 15010), (2765, 11134), (2930, 10507), (3002, 10255), (4102, 7505), (5530, 5567)]