210958000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 160

約数和(自身を含む): 571963392

約数和(自身を除く): 361005392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 43, 44, 50, 55, 80, 86, 88, 100, 110, 125, 172, 176, 200, 215, 220, 223, 250, 275, 344, 400, 430, 440, 446, 473, 500, 550, 688, 860, 880, 892, 946, 1000, 1075, 1100, 1115, 1375, 1720, 1784, 1892, 2000, 2150, 2200, 2230, 2365, 2453, 2750, 3440, 3568, 3784, 4300, 4400, 4460, 4730, 4906, 5375, 5500, 5575, 7568, 8600, 8920, 9460, 9589, 9812, 10750, 11000, 11150, 11825, 12265, 17200, 17840, 18920, 19178, 19624, 21500, 22000, 22300, 23650, 24530, 27875, 37840, 38356, 39248, 43000, 44600, 47300, 47945, 49060, 55750, 59125, 61325, 76712, 86000, 89200, 94600, 95890, 98120, 105479, 111500, 118250, 122650, 153424, 189200, 191780, 196240, 210958, 223000, 236500, 239725, 245300, 306625, 383560, 421916, 446000, 473000, 479450, 490600, 527395, 613250, 767120, 843832, 946000, 958900, 981200, 1054790, 1198625, 1226500, 1687664, 1917800, 2109580, 2397250, 2453000, 2636975, 3835600, 4219160, 4794500, 4906000, 5273950, 8438320, 9589000, 10547900, 13184875, 19178000, 21095800, 26369750, 42191600, 52739500, 105479000, 210958000]

約数ペア:

[(1, 210958000), (2, 105479000), (4, 52739500), (5, 42191600), (8, 26369750), (10, 21095800), (11, 19178000), (16, 13184875), (20, 10547900), (22, 9589000), (25, 8438320), (40, 5273950), (43, 4906000), (44, 4794500), (50, 4219160), (55, 3835600), (80, 2636975), (86, 2453000), (88, 2397250), (100, 2109580), (110, 1917800), (125, 1687664), (172, 1226500), (176, 1198625), (200, 1054790), (215, 981200), (220, 958900), (223, 946000), (250, 843832), (275, 767120), (344, 613250), (400, 527395), (430, 490600), (440, 479450), (446, 473000), (473, 446000), (500, 421916), (550, 383560), (688, 306625), (860, 245300), (880, 239725), (892, 236500), (946, 223000), (1000, 210958), (1075, 196240), (1100, 191780), (1115, 189200), (1375, 153424), (1720, 122650), (1784, 118250), (1892, 111500), (2000, 105479), (2150, 98120), (2200, 95890), (2230, 94600), (2365, 89200), (2453, 86000), (2750, 76712), (3440, 61325), (3568, 59125), (3784, 55750), (4300, 49060), (4400, 47945), (4460, 47300), (4730, 44600), (4906, 43000), (5375, 39248), (5500, 38356), (5575, 37840), (7568, 27875), (8600, 24530), (8920, 23650), (9460, 22300), (9589, 22000), (9812, 21500), (10750, 19624), (11000, 19178), (11150, 18920), (11825, 17840), (12265, 17200)]