30857145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 57729024

約数和(自身を除く): 26871879

約数列:

[1, 3, 5, 11, 15, 23, 33, 47, 55, 69, 115, 141, 165, 173, 235, 253, 345, 517, 519, 705, 759, 865, 1081, 1265, 1551, 1903, 2585, 2595, 3243, 3795, 3979, 5405, 5709, 7755, 8131, 9515, 11891, 11937, 16215, 19895, 24393, 28545, 35673, 40655, 43769, 59455, 59685, 89441, 121965, 131307, 178365, 187013, 218845, 268323, 447205, 561039, 656535, 935065, 1341615, 2057143, 2805195, 6171429, 10285715, 30857145]

約数ペア:

[(1, 30857145), (3, 10285715), (5, 6171429), (11, 2805195), (15, 2057143), (23, 1341615), (33, 935065), (47, 656535), (55, 561039), (69, 447205), (115, 268323), (141, 218845), (165, 187013), (173, 178365), (235, 131307), (253, 121965), (345, 89441), (517, 59685), (519, 59455), (705, 43769), (759, 40655), (865, 35673), (1081, 28545), (1265, 24393), (1551, 19895), (1903, 16215), (2585, 11937), (2595, 11891), (3243, 9515), (3795, 8131), (3979, 7755), (5405, 5709)]