68759340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6781}}^1$

素因数の和:6819

約数の個数: 72

約数和(自身を含む): 208505808

約数和(自身を除く): 139746468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 6781, 10140, 13562, 20343, 27124, 33905, 40686, 67810, 81372, 88153, 101715, 135620, 176306, 203430, 264459, 352612, 406860, 440765, 528918, 881530, 1057836, 1145989, 1322295, 1763060, 2291978, 2644590, 3437967, 4583956, 5289180, 5729945, 6875934, 11459890, 13751868, 17189835, 22919780, 34379670, 68759340]

約数ペア:

[(1, 68759340), (2, 34379670), (3, 22919780), (4, 17189835), (5, 13751868), (6, 11459890), (10, 6875934), (12, 5729945), (13, 5289180), (15, 4583956), (20, 3437967), (26, 2644590), (30, 2291978), (39, 1763060), (52, 1322295), (60, 1145989), (65, 1057836), (78, 881530), (130, 528918), (156, 440765), (169, 406860), (195, 352612), (260, 264459), (338, 203430), (390, 176306), (507, 135620), (676, 101715), (780, 88153), (845, 81372), (1014, 67810), (1690, 40686), (2028, 33905), (2535, 27124), (3380, 20343), (5070, 13562), (6781, 10140)]