81868644

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 288

約数和(自身を含む): 273960960

約数和(自身を除く): 192092316

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 27, 31, 33, 36, 38, 39, 44, 52, 54, 57, 62, 66, 76, 78, 81, 93, 99, 108, 114, 117, 124, 132, 143, 156, 162, 171, 186, 198, 209, 228, 234, 243, 247, 279, 286, 297, 324, 341, 342, 351, 372, 396, 403, 418, 429, 468, 486, 494, 513, 558, 572, 589, 594, 627, 682, 684, 702, 741, 806, 836, 837, 858, 891, 972, 988, 1023, 1026, 1053, 1116, 1178, 1188, 1209, 1254, 1287, 1364, 1404, 1482, 1539, 1612, 1674, 1716, 1767, 1782, 1881, 2046, 2052, 2106, 2223, 2356, 2418, 2508, 2511, 2574, 2673, 2717, 2964, 3069, 3078, 3159, 3348, 3534, 3564, 3627, 3762, 3861, 4092, 4212, 4433, 4446, 4617, 4836, 5022, 5148, 5301, 5346, 5434, 5643, 6138, 6156, 6318, 6479, 6669, 7068, 7254, 7524, 7533, 7657, 7722, 8151, 8866, 8892, 9207, 9234, 10044, 10602, 10692, 10868, 10881, 11286, 11583, 12276, 12636, 12958, 13299, 13338, 14508, 15066, 15314, 15444, 15903, 16302, 16929, 17732, 18414, 18468, 19437, 20007, 21204, 21762, 22572, 22971, 23166, 24453, 25916, 26598, 26676, 27621, 30132, 30628, 31806, 32604, 32643, 33858, 34749, 36828, 38874, 39897, 40014, 43524, 45942, 46332, 47709, 48906, 50787, 53196, 55242, 58311, 60021, 63612, 65286, 67716, 68913, 69498, 73359, 77748, 79794, 80028, 82863, 84227, 91884, 95418, 97812, 97929, 101574, 110484, 116622, 119691, 120042, 130572, 137826, 138996, 143127, 146718, 159588, 165726, 168454, 174933, 190836, 195858, 203148, 206739, 220077, 233244, 239382, 240084, 252681, 275652, 286254, 293436, 331452, 336908, 349866, 359073, 391716, 413478, 440154, 478764, 505362, 524799, 572508, 620217, 660231, 699732, 718146, 758043, 826956, 880308, 1010724, 1049598, 1077219, 1240434, 1320462, 1436292, 1516086, 1574397, 1860651, 2099196, 2154438, 2274129, 2480868, 2640924, 3032172, 3148794, 3721302, 4308876, 4548258, 6297588, 6822387, 7442604, 9096516, 13644774, 20467161, 27289548, 40934322, 81868644]

約数ペア:

[(1, 81868644), (2, 40934322), (3, 27289548), (4, 20467161), (6, 13644774), (9, 9096516), (11, 7442604), (12, 6822387), (13, 6297588), (18, 4548258), (19, 4308876), (22, 3721302), (26, 3148794), (27, 3032172), (31, 2640924), (33, 2480868), (36, 2274129), (38, 2154438), (39, 2099196), (44, 1860651), (52, 1574397), (54, 1516086), (57, 1436292), (62, 1320462), (66, 1240434), (76, 1077219), (78, 1049598), (81, 1010724), (93, 880308), (99, 826956), (108, 758043), (114, 718146), (117, 699732), (124, 660231), (132, 620217), (143, 572508), (156, 524799), (162, 505362), (171, 478764), (186, 440154), (198, 413478), (209, 391716), (228, 359073), (234, 349866), (243, 336908), (247, 331452), (279, 293436), (286, 286254), (297, 275652), (324, 252681), (341, 240084), (342, 239382), (351, 233244), (372, 220077), (396, 206739), (403, 203148), (418, 195858), (429, 190836), (468, 174933), (486, 168454), (494, 165726), (513, 159588), (558, 146718), (572, 143127), (589, 138996), (594, 137826), (627, 130572), (682, 120042), (684, 119691), (702, 116622), (741, 110484), (806, 101574), (836, 97929), (837, 97812), (858, 95418), (891, 91884), (972, 84227), (988, 82863), (1023, 80028), (1026, 79794), (1053, 77748), (1116, 73359), (1178, 69498), (1188, 68913), (1209, 67716), (1254, 65286), (1287, 63612), (1364, 60021), (1404, 58311), (1482, 55242), (1539, 53196), (1612, 50787), (1674, 48906), (1716, 47709), (1767, 46332), (1782, 45942), (1881, 43524), (2046, 40014), (2052, 39897), (2106, 38874), (2223, 36828), (2356, 34749), (2418, 33858), (2508, 32643), (2511, 32604), (2574, 31806), (2673, 30628), (2717, 30132), (2964, 27621), (3069, 26676), (3078, 26598), (3159, 25916), (3348, 24453), (3534, 23166), (3564, 22971), (3627, 22572), (3762, 21762), (3861, 21204), (4092, 20007), (4212, 19437), (4433, 18468), (4446, 18414), (4617, 17732), (4836, 16929), (5022, 16302), (5148, 15903), (5301, 15444), (5346, 15314), (5434, 15066), (5643, 14508), (6138, 13338), (6156, 13299), (6318, 12958), (6479, 12636), (6669, 12276), (7068, 11583), (7254, 11286), (7524, 10881), (7533, 10868), (7657, 10692), (7722, 10602), (8151, 10044), (8866, 9234), (8892, 9207)]