57400840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 161740800

約数和(自身を除く): 104339960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 85, 119, 124, 136, 140, 155, 170, 217, 238, 248, 280, 310, 340, 389, 434, 476, 527, 595, 620, 680, 778, 868, 952, 1054, 1085, 1190, 1240, 1556, 1736, 1945, 2108, 2170, 2380, 2635, 2723, 3112, 3689, 3890, 4216, 4340, 4760, 5270, 5446, 6613, 7378, 7780, 8680, 10540, 10892, 12059, 13226, 13615, 14756, 15560, 18445, 21080, 21784, 24118, 26452, 27230, 29512, 33065, 36890, 46291, 48236, 52904, 54460, 60295, 66130, 73780, 84413, 92582, 96472, 108920, 120590, 132260, 147560, 168826, 185164, 205003, 231455, 241180, 264520, 337652, 370328, 410006, 422065, 462910, 482360, 675304, 820012, 844130, 925820, 1025015, 1435021, 1640024, 1688260, 1851640, 2050030, 2870042, 3376520, 4100060, 5740084, 7175105, 8200120, 11480168, 14350210, 28700420, 57400840]

約数ペア:

[(1, 57400840), (2, 28700420), (4, 14350210), (5, 11480168), (7, 8200120), (8, 7175105), (10, 5740084), (14, 4100060), (17, 3376520), (20, 2870042), (28, 2050030), (31, 1851640), (34, 1688260), (35, 1640024), (40, 1435021), (56, 1025015), (62, 925820), (68, 844130), (70, 820012), (85, 675304), (119, 482360), (124, 462910), (136, 422065), (140, 410006), (155, 370328), (170, 337652), (217, 264520), (238, 241180), (248, 231455), (280, 205003), (310, 185164), (340, 168826), (389, 147560), (434, 132260), (476, 120590), (527, 108920), (595, 96472), (620, 92582), (680, 84413), (778, 73780), (868, 66130), (952, 60295), (1054, 54460), (1085, 52904), (1190, 48236), (1240, 46291), (1556, 36890), (1736, 33065), (1945, 29512), (2108, 27230), (2170, 26452), (2380, 24118), (2635, 21784), (2723, 21080), (3112, 18445), (3689, 15560), (3890, 14756), (4216, 13615), (4340, 13226), (4760, 12059), (5270, 10892), (5446, 10540), (6613, 8680), (7378, 7780)]