19325700

素因数分解:

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

素因数の和:326

約数の個数: 108

約数和(自身を含む): 61441380

約数和(自身を除く): 42115680

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 109, 150, 180, 197, 218, 225, 300, 327, 394, 436, 450, 545, 591, 654, 788, 900, 981, 985, 1090, 1182, 1308, 1635, 1773, 1962, 1970, 2180, 2364, 2725, 2955, 3270, 3546, 3924, 3940, 4905, 4925, 5450, 5910, 6540, 7092, 8175, 8865, 9810, 9850, 10900, 11820, 14775, 16350, 17730, 19620, 19700, 21473, 24525, 29550, 32700, 35460, 42946, 44325, 49050, 59100, 64419, 85892, 88650, 98100, 107365, 128838, 177300, 193257, 214730, 257676, 322095, 386514, 429460, 536825, 644190, 773028, 966285, 1073650, 1288380, 1610475, 1932570, 2147300, 3220950, 3865140, 4831425, 6441900, 9662850, 19325700]

約数ペア:

[(1, 19325700), (2, 9662850), (3, 6441900), (4, 4831425), (5, 3865140), (6, 3220950), (9, 2147300), (10, 1932570), (12, 1610475), (15, 1288380), (18, 1073650), (20, 966285), (25, 773028), (30, 644190), (36, 536825), (45, 429460), (50, 386514), (60, 322095), (75, 257676), (90, 214730), (100, 193257), (109, 177300), (150, 128838), (180, 107365), (197, 98100), (218, 88650), (225, 85892), (300, 64419), (327, 59100), (394, 49050), (436, 44325), (450, 42946), (545, 35460), (591, 32700), (654, 29550), (788, 24525), (900, 21473), (981, 19700), (985, 19620), (1090, 17730), (1182, 16350), (1308, 14775), (1635, 11820), (1773, 10900), (1962, 9850), (1970, 9810), (2180, 8865), (2364, 8175), (2725, 7092), (2955, 6540), (3270, 5910), (3546, 5450), (3924, 4925), (3940, 4905)]