220097955

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{3889}}^1$

素因数の和:3929

約数の個数: 64

約数和(自身を含む): 448128000

約数和(自身を除く): 228030045

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 343, 385, 539, 735, 1029, 1155, 1617, 1715, 2695, 3773, 3889, 5145, 8085, 11319, 11667, 18865, 19445, 27223, 42779, 56595, 58335, 81669, 128337, 136115, 190561, 213895, 299453, 408345, 571683, 641685, 898359, 952805, 1333927, 1497265, 2096171, 2858415, 4001781, 4491795, 6288513, 6669635, 10480855, 14673197, 20008905, 31442565, 44019591, 73365985, 220097955]

約数ペア:

[(1, 220097955), (3, 73365985), (5, 44019591), (7, 31442565), (11, 20008905), (15, 14673197), (21, 10480855), (33, 6669635), (35, 6288513), (49, 4491795), (55, 4001781), (77, 2858415), (105, 2096171), (147, 1497265), (165, 1333927), (231, 952805), (245, 898359), (343, 641685), (385, 571683), (539, 408345), (735, 299453), (1029, 213895), (1155, 190561), (1617, 136115), (1715, 128337), (2695, 81669), (3773, 58335), (3889, 56595), (5145, 42779), (8085, 27223), (11319, 19445), (11667, 18865)]