30980488

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2647}}^1$

素因数の和:2690

約数の個数: 64

約数和(自身を含む): 76262400

約数和(自身を除く): 45281912

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1672, 2647, 2926, 5294, 5852, 10588, 11704, 18529, 21176, 29117, 37058, 50293, 58234, 74116, 100586, 116468, 148232, 201172, 203819, 232936, 352051, 402344, 407638, 553223, 704102, 815276, 1106446, 1408204, 1630552, 2212892, 2816408, 3872561, 4425784, 7745122, 15490244, 30980488]

約数ペア:

[(1, 30980488), (2, 15490244), (4, 7745122), (7, 4425784), (8, 3872561), (11, 2816408), (14, 2212892), (19, 1630552), (22, 1408204), (28, 1106446), (38, 815276), (44, 704102), (56, 553223), (76, 407638), (77, 402344), (88, 352051), (133, 232936), (152, 203819), (154, 201172), (209, 148232), (266, 116468), (308, 100586), (418, 74116), (532, 58234), (616, 50293), (836, 37058), (1064, 29117), (1463, 21176), (1672, 18529), (2647, 11704), (2926, 10588), (5294, 5852)]