212131320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4219}}^1$

素因数の和:4652

約数の個数: 64

約数和(自身を含む): 638064000

約数和(自身を除く): 425932680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 419, 838, 1257, 1676, 2095, 2514, 3352, 4190, 4219, 5028, 6285, 8380, 8438, 10056, 12570, 12657, 16760, 16876, 21095, 25140, 25314, 33752, 42190, 50280, 50628, 63285, 84380, 101256, 126570, 168760, 253140, 506280, 1767761, 3535522, 5303283, 7071044, 8838805, 10606566, 14142088, 17677610, 21213132, 26516415, 35355220, 42426264, 53032830, 70710440, 106065660, 212131320]

約数ペア:

[(1, 212131320), (2, 106065660), (3, 70710440), (4, 53032830), (5, 42426264), (6, 35355220), (8, 26516415), (10, 21213132), (12, 17677610), (15, 14142088), (20, 10606566), (24, 8838805), (30, 7071044), (40, 5303283), (60, 3535522), (120, 1767761), (419, 506280), (838, 253140), (1257, 168760), (1676, 126570), (2095, 101256), (2514, 84380), (3352, 63285), (4190, 50628), (4219, 50280), (5028, 42190), (6285, 33752), (8380, 25314), (8438, 25140), (10056, 21095), (12570, 16876), (12657, 16760)]