221026980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2153}}^1$

素因数の和:2253

約数の個数: 96

約数和(自身を含む): 651369600

約数和(自身を除く): 430342620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 59, 60, 87, 116, 118, 145, 174, 177, 236, 290, 295, 348, 354, 435, 580, 590, 708, 870, 885, 1180, 1711, 1740, 1770, 2153, 3422, 3540, 4306, 5133, 6459, 6844, 8555, 8612, 10266, 10765, 12918, 17110, 20532, 21530, 25665, 25836, 32295, 34220, 43060, 51330, 62437, 64590, 102660, 124874, 127027, 129180, 187311, 249748, 254054, 312185, 374622, 381081, 508108, 624370, 635135, 749244, 762162, 936555, 1248740, 1270270, 1524324, 1873110, 1905405, 2540540, 3683783, 3746220, 3810810, 7367566, 7621620, 11051349, 14735132, 18418915, 22102698, 36837830, 44205396, 55256745, 73675660, 110513490, 221026980]

約数ペア:

[(1, 221026980), (2, 110513490), (3, 73675660), (4, 55256745), (5, 44205396), (6, 36837830), (10, 22102698), (12, 18418915), (15, 14735132), (20, 11051349), (29, 7621620), (30, 7367566), (58, 3810810), (59, 3746220), (60, 3683783), (87, 2540540), (116, 1905405), (118, 1873110), (145, 1524324), (174, 1270270), (177, 1248740), (236, 936555), (290, 762162), (295, 749244), (348, 635135), (354, 624370), (435, 508108), (580, 381081), (590, 374622), (708, 312185), (870, 254054), (885, 249748), (1180, 187311), (1711, 129180), (1740, 127027), (1770, 124874), (2153, 102660), (3422, 64590), (3540, 62437), (4306, 51330), (5133, 43060), (6459, 34220), (6844, 32295), (8555, 25836), (8612, 25665), (10266, 21530), (10765, 20532), (12918, 17110)]