66728004

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{401}}^1$

素因数の和:705

約数の個数: 72

約数和(自身を含む): 182212128

約数和(自身を除く): 115484124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 283, 294, 401, 566, 588, 802, 849, 1132, 1203, 1604, 1698, 1981, 2406, 2807, 3396, 3962, 4812, 5614, 5943, 7924, 8421, 11228, 11886, 13867, 16842, 19649, 23772, 27734, 33684, 39298, 41601, 55468, 58947, 78596, 83202, 113483, 117894, 166404, 226966, 235788, 340449, 453932, 680898, 794381, 1361796, 1588762, 2383143, 3177524, 4766286, 5560667, 9532572, 11121334, 16682001, 22242668, 33364002, 66728004]

約数ペア:

[(1, 66728004), (2, 33364002), (3, 22242668), (4, 16682001), (6, 11121334), (7, 9532572), (12, 5560667), (14, 4766286), (21, 3177524), (28, 2383143), (42, 1588762), (49, 1361796), (84, 794381), (98, 680898), (147, 453932), (196, 340449), (283, 235788), (294, 226966), (401, 166404), (566, 117894), (588, 113483), (802, 83202), (849, 78596), (1132, 58947), (1203, 55468), (1604, 41601), (1698, 39298), (1981, 33684), (2406, 27734), (2807, 23772), (3396, 19649), (3962, 16842), (4812, 13867), (5614, 11886), (5943, 11228), (7924, 8421)]