142147320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{859}}^1$

素因数の和:1077

約数の個数: 128

約数和(自身を含む): 490406400

約数和(自身を除く): 348259080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 197, 210, 280, 394, 420, 591, 788, 840, 859, 985, 1182, 1379, 1576, 1718, 1970, 2364, 2577, 2758, 2955, 3436, 3940, 4137, 4295, 4728, 5154, 5516, 5910, 6013, 6872, 6895, 7880, 8274, 8590, 10308, 11032, 11820, 12026, 12885, 13790, 16548, 17180, 18039, 20616, 20685, 23640, 24052, 25770, 27580, 30065, 33096, 34360, 36078, 41370, 48104, 51540, 55160, 60130, 72156, 82740, 90195, 103080, 120260, 144312, 165480, 169223, 180390, 240520, 338446, 360780, 507669, 676892, 721560, 846115, 1015338, 1184561, 1353784, 1692230, 2030676, 2369122, 2538345, 3384460, 3553683, 4061352, 4738244, 5076690, 5922805, 6768920, 7107366, 9476488, 10153380, 11845610, 14214732, 17768415, 20306760, 23691220, 28429464, 35536830, 47382440, 71073660, 142147320]

約数ペア:

[(1, 142147320), (2, 71073660), (3, 47382440), (4, 35536830), (5, 28429464), (6, 23691220), (7, 20306760), (8, 17768415), (10, 14214732), (12, 11845610), (14, 10153380), (15, 9476488), (20, 7107366), (21, 6768920), (24, 5922805), (28, 5076690), (30, 4738244), (35, 4061352), (40, 3553683), (42, 3384460), (56, 2538345), (60, 2369122), (70, 2030676), (84, 1692230), (105, 1353784), (120, 1184561), (140, 1015338), (168, 846115), (197, 721560), (210, 676892), (280, 507669), (394, 360780), (420, 338446), (591, 240520), (788, 180390), (840, 169223), (859, 165480), (985, 144312), (1182, 120260), (1379, 103080), (1576, 90195), (1718, 82740), (1970, 72156), (2364, 60130), (2577, 55160), (2758, 51540), (2955, 48104), (3436, 41370), (3940, 36078), (4137, 34360), (4295, 33096), (4728, 30065), (5154, 27580), (5516, 25770), (5910, 24052), (6013, 23640), (6872, 20685), (6895, 20616), (7880, 18039), (8274, 17180), (8590, 16548), (10308, 13790), (11032, 12885), (11820, 12026)]