81434808

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1419

約数の個数: 160

約数和(自身を含む): 280932960

約数和(自身を除く): 199498152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 117, 126, 156, 162, 168, 182, 189, 216, 234, 252, 273, 312, 324, 351, 364, 378, 468, 504, 546, 567, 648, 702, 728, 756, 819, 936, 1053, 1092, 1134, 1381, 1404, 1512, 1638, 2106, 2184, 2268, 2457, 2762, 2808, 3276, 4143, 4212, 4536, 4914, 5524, 6552, 7371, 8286, 8424, 9667, 9828, 11048, 12429, 14742, 16572, 17953, 19334, 19656, 24858, 29001, 29484, 33144, 35906, 37287, 38668, 49716, 53859, 58002, 58968, 71812, 74574, 77336, 87003, 99432, 107718, 111861, 116004, 125671, 143624, 149148, 161577, 174006, 215436, 223722, 232008, 251342, 261009, 298296, 323154, 348012, 377013, 430872, 447444, 484731, 502684, 522018, 646308, 696024, 754026, 783027, 894888, 969462, 1005368, 1044036, 1131039, 1292616, 1454193, 1508052, 1566054, 1938924, 2088072, 2262078, 2908386, 3016104, 3132108, 3393117, 3877848, 4524156, 5816772, 6264216, 6786234, 9048312, 10179351, 11633544, 13572468, 20358702, 27144936, 40717404, 81434808]

約数ペア:

[(1, 81434808), (2, 40717404), (3, 27144936), (4, 20358702), (6, 13572468), (7, 11633544), (8, 10179351), (9, 9048312), (12, 6786234), (13, 6264216), (14, 5816772), (18, 4524156), (21, 3877848), (24, 3393117), (26, 3132108), (27, 3016104), (28, 2908386), (36, 2262078), (39, 2088072), (42, 1938924), (52, 1566054), (54, 1508052), (56, 1454193), (63, 1292616), (72, 1131039), (78, 1044036), (81, 1005368), (84, 969462), (91, 894888), (104, 783027), (108, 754026), (117, 696024), (126, 646308), (156, 522018), (162, 502684), (168, 484731), (182, 447444), (189, 430872), (216, 377013), (234, 348012), (252, 323154), (273, 298296), (312, 261009), (324, 251342), (351, 232008), (364, 223722), (378, 215436), (468, 174006), (504, 161577), (546, 149148), (567, 143624), (648, 125671), (702, 116004), (728, 111861), (756, 107718), (819, 99432), (936, 87003), (1053, 77336), (1092, 74574), (1134, 71812), (1381, 58968), (1404, 58002), (1512, 53859), (1638, 49716), (2106, 38668), (2184, 37287), (2268, 35906), (2457, 33144), (2762, 29484), (2808, 29001), (3276, 24858), (4143, 19656), (4212, 19334), (4536, 17953), (4914, 16572), (5524, 14742), (6552, 12429), (7371, 11048), (8286, 9828), (8424, 9667)]