219945712

素因数分解:

$2^4\times 7^2\times {\mathrm{47}}^2\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 90

約数和(自身を含む): 510479232

約数和(自身を除く): 290533520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 127, 188, 196, 254, 329, 376, 392, 508, 658, 752, 784, 889, 1016, 1316, 1778, 2032, 2209, 2303, 2632, 3556, 4418, 4606, 5264, 5969, 6223, 7112, 8836, 9212, 11938, 12446, 14224, 15463, 17672, 18424, 23876, 24892, 30926, 35344, 36848, 41783, 47752, 49784, 61852, 83566, 95504, 99568, 108241, 123704, 167132, 216482, 247408, 280543, 292481, 334264, 432964, 561086, 584962, 668528, 865928, 1122172, 1169924, 1731856, 1963801, 2244344, 2339848, 3927602, 4488688, 4679696, 7855204, 13746607, 15710408, 27493214, 31420816, 54986428, 109972856, 219945712]

約数ペア:

[(1, 219945712), (2, 109972856), (4, 54986428), (7, 31420816), (8, 27493214), (14, 15710408), (16, 13746607), (28, 7855204), (47, 4679696), (49, 4488688), (56, 3927602), (94, 2339848), (98, 2244344), (112, 1963801), (127, 1731856), (188, 1169924), (196, 1122172), (254, 865928), (329, 668528), (376, 584962), (392, 561086), (508, 432964), (658, 334264), (752, 292481), (784, 280543), (889, 247408), (1016, 216482), (1316, 167132), (1778, 123704), (2032, 108241), (2209, 99568), (2303, 95504), (2632, 83566), (3556, 61852), (4418, 49784), (4606, 47752), (5264, 41783), (5969, 36848), (6223, 35344), (7112, 30926), (8836, 24892), (9212, 23876), (11938, 18424), (12446, 17672), (14224, 15463)]