20831462520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2053}}^1\times {\mathrm{7687}}^1$

素因数の和:9765

約数の個数: 128

約数和(自身を含む): 68217776640

約数和(自身を除く): 47386314120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 2053, 4106, 6159, 7687, 8212, 10265, 12318, 15374, 16424, 20530, 22583, 23061, 24636, 30748, 30795, 38435, 41060, 45166, 46122, 49272, 61496, 61590, 67749, 76870, 82120, 84557, 90332, 92244, 112915, 115305, 123180, 135498, 153740, 169114, 180664, 184488, 225830, 230610, 246360, 253671, 270996, 307480, 338228, 338745, 422785, 451660, 461220, 507342, 541992, 676456, 677490, 845570, 903320, 922440, 1014684, 1268355, 1354980, 1691140, 2029368, 2536710, 2709960, 3382280, 5073420, 10146840, 15781411, 31562822, 47344233, 63125644, 78907055, 94688466, 126251288, 157814110, 173595521, 189376932, 236721165, 315628220, 347191042, 378753864, 473442330, 520786563, 631256440, 694382084, 867977605, 946884660, 1041573126, 1388764168, 1735955210, 1893769320, 2083146252, 2603932815, 3471910420, 4166292504, 5207865630, 6943820840, 10415731260, 20831462520]

約数ペア:

[(1, 20831462520), (2, 10415731260), (3, 6943820840), (4, 5207865630), (5, 4166292504), (6, 3471910420), (8, 2603932815), (10, 2083146252), (11, 1893769320), (12, 1735955210), (15, 1388764168), (20, 1041573126), (22, 946884660), (24, 867977605), (30, 694382084), (33, 631256440), (40, 520786563), (44, 473442330), (55, 378753864), (60, 347191042), (66, 315628220), (88, 236721165), (110, 189376932), (120, 173595521), (132, 157814110), (165, 126251288), (220, 94688466), (264, 78907055), (330, 63125644), (440, 47344233), (660, 31562822), (1320, 15781411), (2053, 10146840), (4106, 5073420), (6159, 3382280), (7687, 2709960), (8212, 2536710), (10265, 2029368), (12318, 1691140), (15374, 1354980), (16424, 1268355), (20530, 1014684), (22583, 922440), (23061, 903320), (24636, 845570), (30748, 677490), (30795, 676456), (38435, 541992), (41060, 507342), (45166, 461220), (46122, 451660), (49272, 422785), (61496, 338745), (61590, 338228), (67749, 307480), (76870, 270996), (82120, 253671), (84557, 246360), (90332, 230610), (92244, 225830), (112915, 184488), (115305, 180664), (123180, 169114), (135498, 153740)]