81685296

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 240

約数和(自身を含む): 292481280

約数和(自身を除く): 210795984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 53, 56, 63, 66, 72, 77, 84, 88, 99, 106, 112, 126, 132, 139, 144, 154, 159, 168, 176, 198, 212, 231, 252, 264, 278, 308, 318, 336, 371, 396, 417, 424, 462, 477, 504, 528, 556, 583, 616, 636, 693, 742, 792, 834, 848, 924, 954, 973, 1008, 1112, 1113, 1166, 1232, 1251, 1272, 1386, 1484, 1529, 1584, 1668, 1749, 1848, 1908, 1946, 2224, 2226, 2332, 2502, 2544, 2772, 2919, 2968, 3058, 3336, 3339, 3498, 3696, 3816, 3892, 4081, 4452, 4587, 4664, 5004, 5247, 5544, 5838, 5936, 6116, 6672, 6678, 6996, 7367, 7632, 7784, 8162, 8757, 8904, 9174, 9328, 10008, 10494, 10703, 11088, 11676, 12232, 12243, 13356, 13761, 13992, 14734, 15568, 16324, 17514, 17808, 18348, 20016, 20988, 21406, 22101, 23352, 24464, 24486, 26712, 27522, 27984, 29468, 32109, 32648, 35028, 36696, 36729, 41976, 42812, 44202, 46704, 48972, 51569, 53424, 55044, 58936, 64218, 65296, 66303, 70056, 73392, 73458, 81037, 83952, 85624, 88404, 96327, 97944, 103138, 110088, 117872, 128436, 132606, 140112, 146916, 154707, 162074, 171248, 176808, 192654, 195888, 206276, 220176, 243111, 256872, 265212, 293832, 309414, 324148, 353616, 385308, 412552, 464121, 486222, 513744, 530424, 567259, 587664, 618828, 648296, 729333, 770616, 825104, 928242, 972444, 1060848, 1134518, 1237656, 1296592, 1458666, 1541232, 1701777, 1856484, 1944888, 2269036, 2475312, 2917332, 3403554, 3712968, 3889776, 4538072, 5105331, 5834664, 6807108, 7425936, 9076144, 10210662, 11669328, 13614216, 20421324, 27228432, 40842648, 81685296]

約数ペア:

[(1, 81685296), (2, 40842648), (3, 27228432), (4, 20421324), (6, 13614216), (7, 11669328), (8, 10210662), (9, 9076144), (11, 7425936), (12, 6807108), (14, 5834664), (16, 5105331), (18, 4538072), (21, 3889776), (22, 3712968), (24, 3403554), (28, 2917332), (33, 2475312), (36, 2269036), (42, 1944888), (44, 1856484), (48, 1701777), (53, 1541232), (56, 1458666), (63, 1296592), (66, 1237656), (72, 1134518), (77, 1060848), (84, 972444), (88, 928242), (99, 825104), (106, 770616), (112, 729333), (126, 648296), (132, 618828), (139, 587664), (144, 567259), (154, 530424), (159, 513744), (168, 486222), (176, 464121), (198, 412552), (212, 385308), (231, 353616), (252, 324148), (264, 309414), (278, 293832), (308, 265212), (318, 256872), (336, 243111), (371, 220176), (396, 206276), (417, 195888), (424, 192654), (462, 176808), (477, 171248), (504, 162074), (528, 154707), (556, 146916), (583, 140112), (616, 132606), (636, 128436), (693, 117872), (742, 110088), (792, 103138), (834, 97944), (848, 96327), (924, 88404), (954, 85624), (973, 83952), (1008, 81037), (1112, 73458), (1113, 73392), (1166, 70056), (1232, 66303), (1251, 65296), (1272, 64218), (1386, 58936), (1484, 55044), (1529, 53424), (1584, 51569), (1668, 48972), (1749, 46704), (1848, 44202), (1908, 42812), (1946, 41976), (2224, 36729), (2226, 36696), (2332, 35028), (2502, 32648), (2544, 32109), (2772, 29468), (2919, 27984), (2968, 27522), (3058, 26712), (3336, 24486), (3339, 24464), (3498, 23352), (3696, 22101), (3816, 21406), (3892, 20988), (4081, 20016), (4452, 18348), (4587, 17808), (4664, 17514), (5004, 16324), (5247, 15568), (5544, 14734), (5838, 13992), (5936, 13761), (6116, 13356), (6672, 12243), (6678, 12232), (6996, 11676), (7367, 11088), (7632, 10703), (7784, 10494), (8162, 10008), (8757, 9328), (8904, 9174)]