261603510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{18593}}^1$

素因数の和:18677

約数の個数: 64

約数和(自身を含む): 728289792

約数和(自身を除く): 466686282

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 105, 134, 201, 210, 335, 402, 469, 670, 938, 1005, 1407, 2010, 2345, 2814, 4690, 7035, 14070, 18593, 37186, 55779, 92965, 111558, 130151, 185930, 260302, 278895, 390453, 557790, 650755, 780906, 1245731, 1301510, 1952265, 2491462, 3737193, 3904530, 6228655, 7474386, 8720117, 12457310, 17440234, 18685965, 26160351, 37371930, 43600585, 52320702, 87201170, 130801755, 261603510]

約数ペア:

[(1, 261603510), (2, 130801755), (3, 87201170), (5, 52320702), (6, 43600585), (7, 37371930), (10, 26160351), (14, 18685965), (15, 17440234), (21, 12457310), (30, 8720117), (35, 7474386), (42, 6228655), (67, 3904530), (70, 3737193), (105, 2491462), (134, 1952265), (201, 1301510), (210, 1245731), (335, 780906), (402, 650755), (469, 557790), (670, 390453), (938, 278895), (1005, 260302), (1407, 185930), (2010, 130151), (2345, 111558), (2814, 92965), (4690, 55779), (7035, 37186), (14070, 18593)]