128979136

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1$

素因数の和:882

約数の個数: 112

約数和(自身を含む): 318759840

約数和(自身を除く): 189780704

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 352, 374, 416, 442, 544, 572, 704, 748, 829, 832, 884, 1088, 1144, 1496, 1658, 1768, 2288, 2431, 2992, 3316, 3536, 4576, 4862, 5984, 6632, 7072, 9119, 9152, 9724, 10777, 11968, 13264, 14093, 14144, 18238, 19448, 21554, 26528, 28186, 36476, 38896, 43108, 53056, 56372, 72952, 77792, 86216, 112744, 118547, 145904, 155023, 155584, 172432, 183209, 225488, 237094, 291808, 310046, 344864, 366418, 450976, 474188, 583616, 620092, 689728, 732836, 901952, 948376, 1240184, 1465672, 1896752, 2015299, 2480368, 2931344, 3793504, 4030598, 4960736, 5862688, 7587008, 8061196, 9921472, 11725376, 16122392, 32244784, 64489568, 128979136]

約数ペア:

[(1, 128979136), (2, 64489568), (4, 32244784), (8, 16122392), (11, 11725376), (13, 9921472), (16, 8061196), (17, 7587008), (22, 5862688), (26, 4960736), (32, 4030598), (34, 3793504), (44, 2931344), (52, 2480368), (64, 2015299), (68, 1896752), (88, 1465672), (104, 1240184), (136, 948376), (143, 901952), (176, 732836), (187, 689728), (208, 620092), (221, 583616), (272, 474188), (286, 450976), (352, 366418), (374, 344864), (416, 310046), (442, 291808), (544, 237094), (572, 225488), (704, 183209), (748, 172432), (829, 155584), (832, 155023), (884, 145904), (1088, 118547), (1144, 112744), (1496, 86216), (1658, 77792), (1768, 72952), (2288, 56372), (2431, 53056), (2992, 43108), (3316, 38896), (3536, 36476), (4576, 28186), (4862, 26528), (5984, 21554), (6632, 19448), (7072, 18238), (9119, 14144), (9152, 14093), (9724, 13264), (10777, 11968)]