199721844

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:203

約数の個数: 216

約数和(自身を含む): 634888800

約数和(自身を除く): 435166956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 59, 63, 76, 84, 98, 101, 114, 118, 126, 133, 147, 171, 177, 196, 202, 228, 236, 252, 266, 294, 303, 342, 354, 399, 404, 413, 441, 531, 532, 588, 606, 684, 707, 708, 798, 826, 882, 909, 931, 1062, 1121, 1197, 1212, 1239, 1414, 1596, 1652, 1764, 1818, 1862, 1919, 2121, 2124, 2242, 2394, 2478, 2793, 2828, 2891, 3363, 3636, 3717, 3724, 3838, 4242, 4484, 4788, 4949, 4956, 5586, 5757, 5782, 5959, 6363, 6726, 7434, 7676, 7847, 8379, 8484, 8673, 9898, 10089, 11172, 11514, 11564, 11918, 12726, 13433, 13452, 14847, 14868, 15694, 16758, 17271, 17346, 17877, 19796, 20178, 23028, 23541, 23836, 25452, 26019, 26866, 29694, 31388, 33516, 34542, 34692, 35754, 40299, 40356, 41713, 44541, 47082, 52038, 53631, 53732, 54929, 59388, 69084, 70623, 71508, 80598, 83426, 89082, 94031, 94164, 104076, 107262, 109858, 113221, 120897, 125139, 141246, 161196, 164787, 166852, 178164, 188062, 214524, 219716, 226442, 241794, 250278, 282093, 282492, 291991, 329574, 339663, 375417, 376124, 452884, 483588, 494361, 500556, 564186, 583982, 659148, 679326, 750834, 792547, 846279, 875973, 988722, 1018989, 1128372, 1167964, 1358652, 1501668, 1585094, 1692558, 1751946, 1977444, 2037978, 2377641, 2627919, 3170188, 3385116, 3503892, 4075956, 4755282, 5255838, 5547829, 7132923, 9510564, 10511676, 11095658, 14265846, 16643487, 22191316, 28531692, 33286974, 49930461, 66573948, 99860922, 199721844]

約数ペア:

[(1, 199721844), (2, 99860922), (3, 66573948), (4, 49930461), (6, 33286974), (7, 28531692), (9, 22191316), (12, 16643487), (14, 14265846), (18, 11095658), (19, 10511676), (21, 9510564), (28, 7132923), (36, 5547829), (38, 5255838), (42, 4755282), (49, 4075956), (57, 3503892), (59, 3385116), (63, 3170188), (76, 2627919), (84, 2377641), (98, 2037978), (101, 1977444), (114, 1751946), (118, 1692558), (126, 1585094), (133, 1501668), (147, 1358652), (171, 1167964), (177, 1128372), (196, 1018989), (202, 988722), (228, 875973), (236, 846279), (252, 792547), (266, 750834), (294, 679326), (303, 659148), (342, 583982), (354, 564186), (399, 500556), (404, 494361), (413, 483588), (441, 452884), (531, 376124), (532, 375417), (588, 339663), (606, 329574), (684, 291991), (707, 282492), (708, 282093), (798, 250278), (826, 241794), (882, 226442), (909, 219716), (931, 214524), (1062, 188062), (1121, 178164), (1197, 166852), (1212, 164787), (1239, 161196), (1414, 141246), (1596, 125139), (1652, 120897), (1764, 113221), (1818, 109858), (1862, 107262), (1919, 104076), (2121, 94164), (2124, 94031), (2242, 89082), (2394, 83426), (2478, 80598), (2793, 71508), (2828, 70623), (2891, 69084), (3363, 59388), (3636, 54929), (3717, 53732), (3724, 53631), (3838, 52038), (4242, 47082), (4484, 44541), (4788, 41713), (4949, 40356), (4956, 40299), (5586, 35754), (5757, 34692), (5782, 34542), (5959, 33516), (6363, 31388), (6726, 29694), (7434, 26866), (7676, 26019), (7847, 25452), (8379, 23836), (8484, 23541), (8673, 23028), (9898, 20178), (10089, 19796), (11172, 17877), (11514, 17346), (11564, 17271), (11918, 16758), (12726, 15694), (13433, 14868), (13452, 14847)]