272979980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{3061}}^1$

素因数の和:3104

約数の個数: 96

約数和(自身を含む): 720182400

約数和(自身を除く): 447202420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 343, 364, 455, 490, 637, 686, 910, 980, 1274, 1372, 1715, 1820, 2548, 3061, 3185, 3430, 4459, 6122, 6370, 6860, 8918, 12244, 12740, 15305, 17836, 21427, 22295, 30610, 39793, 42854, 44590, 61220, 79586, 85708, 89180, 107135, 149989, 159172, 198965, 214270, 278551, 299978, 397930, 428540, 557102, 599956, 749945, 795860, 1049923, 1114204, 1392755, 1499890, 1949857, 2099846, 2785510, 2999780, 3899714, 4199692, 5249615, 5571020, 7799428, 9749285, 10499230, 13648999, 19498570, 20998460, 27297998, 38997140, 54595996, 68244995, 136489990, 272979980]

約数ペア:

[(1, 272979980), (2, 136489990), (4, 68244995), (5, 54595996), (7, 38997140), (10, 27297998), (13, 20998460), (14, 19498570), (20, 13648999), (26, 10499230), (28, 9749285), (35, 7799428), (49, 5571020), (52, 5249615), (65, 4199692), (70, 3899714), (91, 2999780), (98, 2785510), (130, 2099846), (140, 1949857), (182, 1499890), (196, 1392755), (245, 1114204), (260, 1049923), (343, 795860), (364, 749945), (455, 599956), (490, 557102), (637, 428540), (686, 397930), (910, 299978), (980, 278551), (1274, 214270), (1372, 198965), (1715, 159172), (1820, 149989), (2548, 107135), (3061, 89180), (3185, 85708), (3430, 79586), (4459, 61220), (6122, 44590), (6370, 42854), (6860, 39793), (8918, 30610), (12244, 22295), (12740, 21427), (15305, 17836)]