200194960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{919}}^1$

素因数の和:1328

約数の個数: 80

約数和(自身を含む): 533894400

約数和(自身を除く): 333699440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 389, 560, 778, 919, 1556, 1838, 1945, 2723, 3112, 3676, 3890, 4595, 5446, 6224, 6433, 7352, 7780, 9190, 10892, 12866, 13615, 14704, 15560, 18380, 21784, 25732, 27230, 31120, 32165, 36760, 43568, 51464, 54460, 64330, 73520, 102928, 108920, 128660, 217840, 257320, 357491, 514640, 714982, 1429964, 1787455, 2502437, 2859928, 3574910, 5004874, 5719856, 7149820, 10009748, 12512185, 14299640, 20019496, 25024370, 28599280, 40038992, 50048740, 100097480, 200194960]

約数ペア:

[(1, 200194960), (2, 100097480), (4, 50048740), (5, 40038992), (7, 28599280), (8, 25024370), (10, 20019496), (14, 14299640), (16, 12512185), (20, 10009748), (28, 7149820), (35, 5719856), (40, 5004874), (56, 3574910), (70, 2859928), (80, 2502437), (112, 1787455), (140, 1429964), (280, 714982), (389, 514640), (560, 357491), (778, 257320), (919, 217840), (1556, 128660), (1838, 108920), (1945, 102928), (2723, 73520), (3112, 64330), (3676, 54460), (3890, 51464), (4595, 43568), (5446, 36760), (6224, 32165), (6433, 31120), (7352, 27230), (7780, 25732), (9190, 21784), (10892, 18380), (12866, 15560), (13615, 14704)]