68880708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2777}}^1$

素因数の和:2853

約数の個数: 72

約数和(自身を含む): 191115288

約数和(自身を除く): 122234580

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1378, 1908, 2067, 2756, 2777, 4134, 5554, 6201, 8268, 8331, 11108, 12402, 16662, 24804, 24993, 33324, 36101, 49986, 72202, 99972, 108303, 144404, 147181, 216606, 294362, 324909, 433212, 441543, 588724, 649818, 883086, 1299636, 1324629, 1766172, 1913353, 2649258, 3826706, 5298516, 5740059, 7653412, 11480118, 17220177, 22960236, 34440354, 68880708]

約数ペア:

[(1, 68880708), (2, 34440354), (3, 22960236), (4, 17220177), (6, 11480118), (9, 7653412), (12, 5740059), (13, 5298516), (18, 3826706), (26, 2649258), (36, 1913353), (39, 1766172), (52, 1324629), (53, 1299636), (78, 883086), (106, 649818), (117, 588724), (156, 441543), (159, 433212), (212, 324909), (234, 294362), (318, 216606), (468, 147181), (477, 144404), (636, 108303), (689, 99972), (954, 72202), (1378, 49986), (1908, 36101), (2067, 33324), (2756, 24993), (2777, 24804), (4134, 16662), (5554, 12402), (6201, 11108), (8268, 8331)]