81492912

素因数分解:

$2^4\times 3^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 160

約数和(自身を含む): 247484160

約数和(自身を除く): 165991248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 41, 43, 48, 54, 72, 82, 86, 107, 108, 123, 129, 144, 164, 172, 214, 216, 246, 258, 321, 328, 344, 369, 387, 428, 432, 492, 516, 642, 656, 688, 738, 774, 856, 963, 984, 1032, 1107, 1161, 1284, 1476, 1548, 1712, 1763, 1926, 1968, 2064, 2214, 2322, 2568, 2889, 2952, 3096, 3526, 3852, 4387, 4428, 4601, 4644, 5136, 5289, 5778, 5904, 6192, 7052, 7704, 8774, 8856, 9202, 9288, 10578, 11556, 13161, 13803, 14104, 15408, 15867, 17548, 17712, 18404, 18576, 21156, 23112, 26322, 27606, 28208, 31734, 35096, 36808, 39483, 41409, 42312, 46224, 47601, 52644, 55212, 63468, 70192, 73616, 78966, 82818, 84624, 95202, 105288, 110424, 118449, 124227, 126936, 157932, 165636, 188641, 190404, 210576, 220848, 236898, 248454, 253872, 315864, 331272, 377282, 380808, 473796, 496908, 565923, 631728, 662544, 754564, 761616, 947592, 993816, 1131846, 1509128, 1697769, 1895184, 1987632, 2263692, 3018256, 3395538, 4527384, 5093307, 6791076, 9054768, 10186614, 13582152, 20373228, 27164304, 40746456, 81492912]

約数ペア:

[(1, 81492912), (2, 40746456), (3, 27164304), (4, 20373228), (6, 13582152), (8, 10186614), (9, 9054768), (12, 6791076), (16, 5093307), (18, 4527384), (24, 3395538), (27, 3018256), (36, 2263692), (41, 1987632), (43, 1895184), (48, 1697769), (54, 1509128), (72, 1131846), (82, 993816), (86, 947592), (107, 761616), (108, 754564), (123, 662544), (129, 631728), (144, 565923), (164, 496908), (172, 473796), (214, 380808), (216, 377282), (246, 331272), (258, 315864), (321, 253872), (328, 248454), (344, 236898), (369, 220848), (387, 210576), (428, 190404), (432, 188641), (492, 165636), (516, 157932), (642, 126936), (656, 124227), (688, 118449), (738, 110424), (774, 105288), (856, 95202), (963, 84624), (984, 82818), (1032, 78966), (1107, 73616), (1161, 70192), (1284, 63468), (1476, 55212), (1548, 52644), (1712, 47601), (1763, 46224), (1926, 42312), (1968, 41409), (2064, 39483), (2214, 36808), (2322, 35096), (2568, 31734), (2889, 28208), (2952, 27606), (3096, 26322), (3526, 23112), (3852, 21156), (4387, 18576), (4428, 18404), (4601, 17712), (4644, 17548), (5136, 15867), (5289, 15408), (5778, 14104), (5904, 13803), (6192, 13161), (7052, 11556), (7704, 10578), (8774, 9288), (8856, 9202)]