81142236

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:318

約数の個数: 180

約数和(自身を含む): 260706600

約数和(自身を除く): 179564364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 81, 84, 98, 108, 114, 126, 133, 147, 162, 171, 189, 196, 228, 252, 266, 269, 294, 324, 342, 378, 399, 441, 513, 532, 538, 567, 588, 684, 756, 798, 807, 882, 931, 1026, 1076, 1134, 1197, 1323, 1539, 1596, 1614, 1764, 1862, 1883, 2052, 2268, 2394, 2421, 2646, 2793, 3078, 3228, 3591, 3724, 3766, 3969, 4788, 4842, 5111, 5292, 5586, 5649, 6156, 7182, 7263, 7532, 7938, 8379, 9684, 10222, 10773, 11172, 11298, 13181, 14364, 14526, 15333, 15876, 16758, 16947, 20444, 21546, 21789, 22596, 25137, 26362, 29052, 30666, 33516, 33894, 35777, 39543, 43092, 43578, 45999, 50274, 50841, 52724, 61332, 67788, 71554, 75411, 79086, 87156, 91998, 100548, 101682, 107331, 118629, 137997, 143108, 150822, 152523, 158172, 183996, 203364, 214662, 237258, 250439, 275994, 301644, 305046, 321993, 355887, 413991, 429324, 474516, 500878, 551988, 610092, 643986, 711774, 751317, 827982, 965979, 1001756, 1067661, 1287972, 1423548, 1502634, 1655964, 1931958, 2135322, 2253951, 2897937, 3005268, 3863916, 4270644, 4507902, 5795874, 6761853, 9015804, 11591748, 13523706, 20285559, 27047412, 40571118, 81142236]

約数ペア:

[(1, 81142236), (2, 40571118), (3, 27047412), (4, 20285559), (6, 13523706), (7, 11591748), (9, 9015804), (12, 6761853), (14, 5795874), (18, 4507902), (19, 4270644), (21, 3863916), (27, 3005268), (28, 2897937), (36, 2253951), (38, 2135322), (42, 1931958), (49, 1655964), (54, 1502634), (57, 1423548), (63, 1287972), (76, 1067661), (81, 1001756), (84, 965979), (98, 827982), (108, 751317), (114, 711774), (126, 643986), (133, 610092), (147, 551988), (162, 500878), (171, 474516), (189, 429324), (196, 413991), (228, 355887), (252, 321993), (266, 305046), (269, 301644), (294, 275994), (324, 250439), (342, 237258), (378, 214662), (399, 203364), (441, 183996), (513, 158172), (532, 152523), (538, 150822), (567, 143108), (588, 137997), (684, 118629), (756, 107331), (798, 101682), (807, 100548), (882, 91998), (931, 87156), (1026, 79086), (1076, 75411), (1134, 71554), (1197, 67788), (1323, 61332), (1539, 52724), (1596, 50841), (1614, 50274), (1764, 45999), (1862, 43578), (1883, 43092), (2052, 39543), (2268, 35777), (2394, 33894), (2421, 33516), (2646, 30666), (2793, 29052), (3078, 26362), (3228, 25137), (3591, 22596), (3724, 21789), (3766, 21546), (3969, 20444), (4788, 16947), (4842, 16758), (5111, 15876), (5292, 15333), (5586, 14526), (5649, 14364), (6156, 13181), (7182, 11298), (7263, 11172), (7532, 10773), (7938, 10222), (8379, 9684)]