81142776

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 256

約数和(自身を含む): 275788800

約数和(自身を除く): 194646024

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 33, 36, 37, 39, 44, 52, 54, 66, 71, 72, 74, 78, 88, 99, 104, 108, 111, 117, 132, 142, 143, 148, 156, 198, 213, 216, 222, 234, 264, 284, 286, 296, 297, 312, 333, 351, 396, 407, 426, 429, 444, 468, 481, 568, 572, 594, 639, 666, 702, 781, 792, 814, 852, 858, 888, 923, 936, 962, 999, 1144, 1188, 1221, 1278, 1287, 1332, 1404, 1443, 1562, 1628, 1704, 1716, 1846, 1917, 1924, 1998, 2343, 2376, 2442, 2556, 2574, 2627, 2664, 2769, 2808, 2886, 3124, 3256, 3432, 3663, 3692, 3834, 3848, 3861, 3996, 4329, 4686, 4884, 5112, 5148, 5254, 5291, 5538, 5772, 6248, 7029, 7326, 7384, 7668, 7722, 7881, 7992, 8307, 8658, 9372, 9768, 10153, 10296, 10508, 10582, 10989, 11076, 11544, 12987, 14058, 14652, 15336, 15444, 15762, 15873, 16614, 17316, 18744, 20306, 21016, 21087, 21164, 21978, 22152, 23643, 24921, 25974, 28116, 28897, 29304, 30459, 30888, 31524, 31746, 33228, 34151, 34632, 40612, 42174, 42328, 43956, 47286, 47619, 49842, 51948, 56232, 57794, 60918, 63048, 63492, 66456, 68302, 70929, 81224, 84348, 86691, 87912, 91377, 94572, 95238, 99684, 102453, 103896, 115588, 121836, 126984, 136604, 141858, 142857, 168696, 173382, 182754, 189144, 190476, 199368, 204906, 231176, 243672, 260073, 273208, 274131, 283716, 285714, 307359, 346764, 365508, 375661, 380952, 409812, 520146, 548262, 567432, 571428, 614718, 693528, 731016, 751322, 780219, 819624, 922077, 1040292, 1096524, 1126983, 1142856, 1229436, 1502644, 1560438, 1844154, 2080584, 2193048, 2253966, 2458872, 3005288, 3120876, 3380949, 3688308, 4507932, 6241752, 6761898, 7376616, 9015864, 10142847, 13523796, 20285694, 27047592, 40571388, 81142776]

約数ペア:

[(1, 81142776), (2, 40571388), (3, 27047592), (4, 20285694), (6, 13523796), (8, 10142847), (9, 9015864), (11, 7376616), (12, 6761898), (13, 6241752), (18, 4507932), (22, 3688308), (24, 3380949), (26, 3120876), (27, 3005288), (33, 2458872), (36, 2253966), (37, 2193048), (39, 2080584), (44, 1844154), (52, 1560438), (54, 1502644), (66, 1229436), (71, 1142856), (72, 1126983), (74, 1096524), (78, 1040292), (88, 922077), (99, 819624), (104, 780219), (108, 751322), (111, 731016), (117, 693528), (132, 614718), (142, 571428), (143, 567432), (148, 548262), (156, 520146), (198, 409812), (213, 380952), (216, 375661), (222, 365508), (234, 346764), (264, 307359), (284, 285714), (286, 283716), (296, 274131), (297, 273208), (312, 260073), (333, 243672), (351, 231176), (396, 204906), (407, 199368), (426, 190476), (429, 189144), (444, 182754), (468, 173382), (481, 168696), (568, 142857), (572, 141858), (594, 136604), (639, 126984), (666, 121836), (702, 115588), (781, 103896), (792, 102453), (814, 99684), (852, 95238), (858, 94572), (888, 91377), (923, 87912), (936, 86691), (962, 84348), (999, 81224), (1144, 70929), (1188, 68302), (1221, 66456), (1278, 63492), (1287, 63048), (1332, 60918), (1404, 57794), (1443, 56232), (1562, 51948), (1628, 49842), (1704, 47619), (1716, 47286), (1846, 43956), (1917, 42328), (1924, 42174), (1998, 40612), (2343, 34632), (2376, 34151), (2442, 33228), (2556, 31746), (2574, 31524), (2627, 30888), (2664, 30459), (2769, 29304), (2808, 28897), (2886, 28116), (3124, 25974), (3256, 24921), (3432, 23643), (3663, 22152), (3692, 21978), (3834, 21164), (3848, 21087), (3861, 21016), (3996, 20306), (4329, 18744), (4686, 17316), (4884, 16614), (5112, 15873), (5148, 15762), (5254, 15444), (5291, 15336), (5538, 14652), (5772, 14058), (6248, 12987), (7029, 11544), (7326, 11076), (7384, 10989), (7668, 10582), (7722, 10508), (7881, 10296), (7992, 10153), (8307, 9768), (8658, 9372)]