20636127540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{779899}}^1$

素因数の和:779931

約数の個数: 144

約数和(自身を含む): 74683224000

約数和(自身を除く): 54047096460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 13230, 26460, 779899, 1559798, 2339697, 3119596, 3899495, 4679394, 5459293, 7019091, 7798990, 9358788, 10918586, 11698485, 14038182, 15597980, 16377879, 21057273, 21837172, 23396970, 27296465, 28076364, 32755758, 35095455, 38215051, 42114546, 46793940, 49133637, 54592930, 65511516, 70190910, 76430102, 81889395, 84229092, 98267274, 105286365, 109185860, 114645153, 140381820, 147400911, 152860204, 163778790, 191075255, 196534548, 210572730, 229290306, 245668185, 294801822, 327557580, 343935459, 382150510, 421145460, 458580612, 491336370, 573225765, 589603644, 687870918, 737004555, 764301020, 982672740, 1031806377, 1146451530, 1375741836, 1474009110, 1719677295, 2063612754, 2292903060, 2948018220, 3439354590, 4127225508, 5159031885, 6878709180, 10318063770, 20636127540]

約数ペア:

[(1, 20636127540), (2, 10318063770), (3, 6878709180), (4, 5159031885), (5, 4127225508), (6, 3439354590), (7, 2948018220), (9, 2292903060), (10, 2063612754), (12, 1719677295), (14, 1474009110), (15, 1375741836), (18, 1146451530), (20, 1031806377), (21, 982672740), (27, 764301020), (28, 737004555), (30, 687870918), (35, 589603644), (36, 573225765), (42, 491336370), (45, 458580612), (49, 421145460), (54, 382150510), (60, 343935459), (63, 327557580), (70, 294801822), (84, 245668185), (90, 229290306), (98, 210572730), (105, 196534548), (108, 191075255), (126, 163778790), (135, 152860204), (140, 147400911), (147, 140381820), (180, 114645153), (189, 109185860), (196, 105286365), (210, 98267274), (245, 84229092), (252, 81889395), (270, 76430102), (294, 70190910), (315, 65511516), (378, 54592930), (420, 49133637), (441, 46793940), (490, 42114546), (540, 38215051), (588, 35095455), (630, 32755758), (735, 28076364), (756, 27296465), (882, 23396970), (945, 21837172), (980, 21057273), (1260, 16377879), (1323, 15597980), (1470, 14038182), (1764, 11698485), (1890, 10918586), (2205, 9358788), (2646, 7798990), (2940, 7019091), (3780, 5459293), (4410, 4679394), (5292, 3899495), (6615, 3119596), (8820, 2339697), (13230, 1559798), (26460, 779899)]