315982220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{1373}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 684186048

約数和(自身を除く): 368203828

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 311, 370, 622, 740, 1244, 1373, 1555, 2746, 3110, 5492, 6220, 6865, 11507, 13730, 23014, 27460, 46028, 50801, 57535, 101602, 115070, 203204, 230140, 254005, 427003, 508010, 854006, 1016020, 1708012, 2135015, 4270030, 8540060, 15799111, 31598222, 63196444, 78995555, 157991110, 315982220]

約数ペア:

[(1, 315982220), (2, 157991110), (4, 78995555), (5, 63196444), (10, 31598222), (20, 15799111), (37, 8540060), (74, 4270030), (148, 2135015), (185, 1708012), (311, 1016020), (370, 854006), (622, 508010), (740, 427003), (1244, 254005), (1373, 230140), (1555, 203204), (2746, 115070), (3110, 101602), (5492, 57535), (6220, 50801), (6865, 46028), (11507, 27460), (13730, 23014)]