207710820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{13903}}^1$

素因数の和:14001

約数の個数: 72

約数和(自身を含む): 637693056

約数和(自身を除く): 429982236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 13903, 14940, 27806, 41709, 55612, 69515, 83418, 125127, 139030, 166836, 208545, 250254, 278060, 417090, 500508, 625635, 834180, 1153949, 1251270, 2307898, 2502540, 3461847, 4615796, 5769745, 6923694, 10385541, 11539490, 13847388, 17309235, 20771082, 23078980, 34618470, 41542164, 51927705, 69236940, 103855410, 207710820]

約数ペア:

[(1, 207710820), (2, 103855410), (3, 69236940), (4, 51927705), (5, 41542164), (6, 34618470), (9, 23078980), (10, 20771082), (12, 17309235), (15, 13847388), (18, 11539490), (20, 10385541), (30, 6923694), (36, 5769745), (45, 4615796), (60, 3461847), (83, 2502540), (90, 2307898), (166, 1251270), (180, 1153949), (249, 834180), (332, 625635), (415, 500508), (498, 417090), (747, 278060), (830, 250254), (996, 208545), (1245, 166836), (1494, 139030), (1660, 125127), (2490, 83418), (2988, 69515), (3735, 55612), (4980, 41709), (7470, 27806), (13903, 14940)]