264799520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:514

約数の個数: 96

約数和(自身を含む): 651442176

約数和(自身を除く): 386642656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 197, 248, 271, 310, 394, 496, 542, 620, 788, 985, 992, 1084, 1240, 1355, 1576, 1970, 2168, 2480, 2710, 3152, 3940, 4336, 4960, 5420, 6107, 6304, 7880, 8401, 8672, 10840, 12214, 15760, 16802, 21680, 24428, 30535, 31520, 33604, 42005, 43360, 48856, 53387, 61070, 67208, 84010, 97712, 106774, 122140, 134416, 168020, 195424, 213548, 244280, 266935, 268832, 336040, 427096, 488560, 533870, 672080, 854192, 977120, 1067740, 1344160, 1654997, 1708384, 2135480, 3309994, 4270960, 6619988, 8274985, 8541920, 13239976, 16549970, 26479952, 33099940, 52959904, 66199880, 132399760, 264799520]

約数ペア:

[(1, 264799520), (2, 132399760), (4, 66199880), (5, 52959904), (8, 33099940), (10, 26479952), (16, 16549970), (20, 13239976), (31, 8541920), (32, 8274985), (40, 6619988), (62, 4270960), (80, 3309994), (124, 2135480), (155, 1708384), (160, 1654997), (197, 1344160), (248, 1067740), (271, 977120), (310, 854192), (394, 672080), (496, 533870), (542, 488560), (620, 427096), (788, 336040), (985, 268832), (992, 266935), (1084, 244280), (1240, 213548), (1355, 195424), (1576, 168020), (1970, 134416), (2168, 122140), (2480, 106774), (2710, 97712), (3152, 84010), (3940, 67208), (4336, 61070), (4960, 53387), (5420, 48856), (6107, 43360), (6304, 42005), (7880, 33604), (8401, 31520), (8672, 30535), (10840, 24428), (12214, 21680), (15760, 16802)]