20210727210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{3671}}^1$

素因数の和:3884

約数の個数: 128

約数和(自身を含む): 51776962560

約数和(自身を除く): 31566235350

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 79, 101, 115, 138, 158, 202, 230, 237, 303, 345, 395, 474, 505, 606, 690, 790, 1010, 1185, 1515, 1817, 2323, 2370, 3030, 3634, 3671, 4646, 5451, 6969, 7342, 7979, 9085, 10902, 11013, 11615, 13938, 15958, 18170, 18355, 22026, 23230, 23937, 27255, 34845, 36710, 39895, 47874, 54510, 55065, 69690, 79790, 84433, 110130, 119685, 168866, 183517, 239370, 253299, 290009, 367034, 370771, 422165, 506598, 550551, 580018, 741542, 844330, 870027, 917585, 1101102, 1112313, 1266495, 1450045, 1740054, 1835170, 1853855, 2224626, 2532990, 2752755, 2900090, 3707710, 4350135, 5505510, 5561565, 6670207, 8527733, 8700270, 11123130, 13340414, 17055466, 20010621, 25583199, 29290909, 33351035, 40021242, 42638665, 51166398, 58581818, 66702070, 85277330, 87872727, 100053105, 127915995, 146454545, 175745454, 200106210, 255831990, 292909090, 439363635, 673690907, 878727270, 1347381814, 2021072721, 3368454535, 4042145442, 6736909070, 10105363605, 20210727210]

約数ペア:

[(1, 20210727210), (2, 10105363605), (3, 6736909070), (5, 4042145442), (6, 3368454535), (10, 2021072721), (15, 1347381814), (23, 878727270), (30, 673690907), (46, 439363635), (69, 292909090), (79, 255831990), (101, 200106210), (115, 175745454), (138, 146454545), (158, 127915995), (202, 100053105), (230, 87872727), (237, 85277330), (303, 66702070), (345, 58581818), (395, 51166398), (474, 42638665), (505, 40021242), (606, 33351035), (690, 29290909), (790, 25583199), (1010, 20010621), (1185, 17055466), (1515, 13340414), (1817, 11123130), (2323, 8700270), (2370, 8527733), (3030, 6670207), (3634, 5561565), (3671, 5505510), (4646, 4350135), (5451, 3707710), (6969, 2900090), (7342, 2752755), (7979, 2532990), (9085, 2224626), (10902, 1853855), (11013, 1835170), (11615, 1740054), (13938, 1450045), (15958, 1266495), (18170, 1112313), (18355, 1101102), (22026, 917585), (23230, 870027), (23937, 844330), (27255, 741542), (34845, 580018), (36710, 550551), (39895, 506598), (47874, 422165), (54510, 370771), (55065, 367034), (69690, 290009), (79790, 253299), (84433, 239370), (110130, 183517), (119685, 168866)]