160874840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:625

約数の個数: 96

約数和(自身を含む): 424148400

約数和(自身を除く): 263273560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 211, 245, 280, 389, 392, 422, 490, 778, 844, 980, 1055, 1477, 1556, 1688, 1945, 1960, 2110, 2723, 2954, 3112, 3890, 4220, 5446, 5908, 7385, 7780, 8440, 10339, 10892, 11816, 13615, 14770, 15560, 19061, 20678, 21784, 27230, 29540, 38122, 41356, 51695, 54460, 59080, 76244, 82079, 82712, 95305, 103390, 108920, 152488, 164158, 190610, 206780, 328316, 381220, 410395, 413560, 574553, 656632, 762440, 820790, 1149106, 1641580, 2298212, 2872765, 3283160, 4021871, 4596424, 5745530, 8043742, 11491060, 16087484, 20109355, 22982120, 32174968, 40218710, 80437420, 160874840]

約数ペア:

[(1, 160874840), (2, 80437420), (4, 40218710), (5, 32174968), (7, 22982120), (8, 20109355), (10, 16087484), (14, 11491060), (20, 8043742), (28, 5745530), (35, 4596424), (40, 4021871), (49, 3283160), (56, 2872765), (70, 2298212), (98, 1641580), (140, 1149106), (196, 820790), (211, 762440), (245, 656632), (280, 574553), (389, 413560), (392, 410395), (422, 381220), (490, 328316), (778, 206780), (844, 190610), (980, 164158), (1055, 152488), (1477, 108920), (1556, 103390), (1688, 95305), (1945, 82712), (1960, 82079), (2110, 76244), (2723, 59080), (2954, 54460), (3112, 51695), (3890, 41356), (4220, 38122), (5446, 29540), (5908, 27230), (7385, 21784), (7780, 20678), (8440, 19061), (10339, 15560), (10892, 14770), (11816, 13615)]