20201078520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{46337}}^1$

素因数の和:46534

約数の個数: 192

約数和(自身を含む): 75467920320

約数和(自身を除く): 55266841800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 173, 180, 210, 252, 280, 315, 346, 360, 420, 504, 519, 630, 692, 840, 865, 1038, 1211, 1260, 1384, 1557, 1730, 2076, 2422, 2520, 2595, 3114, 3460, 3633, 4152, 4844, 5190, 6055, 6228, 6920, 7266, 7785, 9688, 10380, 10899, 12110, 12456, 14532, 15570, 18165, 20760, 21798, 24220, 29064, 31140, 36330, 43596, 46337, 48440, 54495, 62280, 72660, 87192, 92674, 108990, 139011, 145320, 185348, 217980, 231685, 278022, 324359, 370696, 417033, 435960, 463370, 556044, 648718, 695055, 834066, 926740, 973077, 1112088, 1297436, 1390110, 1621795, 1668132, 1853480, 1946154, 2085165, 2594872, 2780220, 2919231, 3243590, 3336264, 3892308, 4170330, 4865385, 5560440, 5838462, 6487180, 7784616, 8016301, 8340660, 9730770, 11676924, 12974360, 14596155, 16032602, 16681320, 19461540, 23353848, 24048903, 29192310, 32065204, 38923080, 40081505, 48097806, 56114107, 58384620, 64130408, 72146709, 80163010, 96195612, 112228214, 116769240, 120244515, 144293418, 160326020, 168342321, 192391224, 224456428, 240489030, 280570535, 288586836, 320652040, 336684642, 360733545, 448912856, 480978060, 505026963, 561141070, 577173672, 673369284, 721467090, 841711605, 961956120, 1010053926, 1122282140, 1346738568, 1442934180, 1683423210, 2020107852, 2244564280, 2525134815, 2885868360, 3366846420, 4040215704, 5050269630, 6733692840, 10100539260, 20201078520]

約数ペア:

[(1, 20201078520), (2, 10100539260), (3, 6733692840), (4, 5050269630), (5, 4040215704), (6, 3366846420), (7, 2885868360), (8, 2525134815), (9, 2244564280), (10, 2020107852), (12, 1683423210), (14, 1442934180), (15, 1346738568), (18, 1122282140), (20, 1010053926), (21, 961956120), (24, 841711605), (28, 721467090), (30, 673369284), (35, 577173672), (36, 561141070), (40, 505026963), (42, 480978060), (45, 448912856), (56, 360733545), (60, 336684642), (63, 320652040), (70, 288586836), (72, 280570535), (84, 240489030), (90, 224456428), (105, 192391224), (120, 168342321), (126, 160326020), (140, 144293418), (168, 120244515), (173, 116769240), (180, 112228214), (210, 96195612), (252, 80163010), (280, 72146709), (315, 64130408), (346, 58384620), (360, 56114107), (420, 48097806), (504, 40081505), (519, 38923080), (630, 32065204), (692, 29192310), (840, 24048903), (865, 23353848), (1038, 19461540), (1211, 16681320), (1260, 16032602), (1384, 14596155), (1557, 12974360), (1730, 11676924), (2076, 9730770), (2422, 8340660), (2520, 8016301), (2595, 7784616), (3114, 6487180), (3460, 5838462), (3633, 5560440), (4152, 4865385), (4844, 4170330), (5190, 3892308), (6055, 3336264), (6228, 3243590), (6920, 2919231), (7266, 2780220), (7785, 2594872), (9688, 2085165), (10380, 1946154), (10899, 1853480), (12110, 1668132), (12456, 1621795), (14532, 1390110), (15570, 1297436), (18165, 1112088), (20760, 973077), (21798, 926740), (24220, 834066), (29064, 695055), (31140, 648718), (36330, 556044), (43596, 463370), (46337, 435960), (48440, 417033), (54495, 370696), (62280, 324359), (72660, 278022), (87192, 231685), (92674, 217980), (108990, 185348), (139011, 145320)]