3865140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 11891880

約数和(自身を除く): 8026740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 197, 218, 327, 394, 436, 545, 591, 654, 788, 981, 985, 1090, 1182, 1308, 1635, 1773, 1962, 1970, 2180, 2364, 2955, 3270, 3546, 3924, 3940, 4905, 5910, 6540, 7092, 8865, 9810, 11820, 17730, 19620, 21473, 35460, 42946, 64419, 85892, 107365, 128838, 193257, 214730, 257676, 322095, 386514, 429460, 644190, 773028, 966285, 1288380, 1932570, 3865140]

約数ペア:

[(1, 3865140), (2, 1932570), (3, 1288380), (4, 966285), (5, 773028), (6, 644190), (9, 429460), (10, 386514), (12, 322095), (15, 257676), (18, 214730), (20, 193257), (30, 128838), (36, 107365), (45, 85892), (60, 64419), (90, 42946), (109, 35460), (180, 21473), (197, 19620), (218, 17730), (327, 11820), (394, 9810), (436, 8865), (545, 7092), (591, 6540), (654, 5910), (788, 4905), (981, 3940), (985, 3924), (1090, 3546), (1182, 3270), (1308, 2955), (1635, 2364), (1773, 2180), (1962, 1970)]