199983784

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 540743040

約数和(自身を除く): 340759256

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 56, 68, 77, 88, 91, 104, 113, 119, 136, 143, 154, 169, 182, 187, 221, 226, 238, 286, 308, 338, 364, 374, 442, 452, 476, 572, 616, 676, 728, 748, 791, 884, 904, 952, 1001, 1144, 1183, 1243, 1309, 1352, 1469, 1496, 1547, 1582, 1768, 1859, 1921, 2002, 2366, 2431, 2486, 2618, 2873, 2938, 3094, 3164, 3718, 3842, 4004, 4732, 4862, 4972, 5236, 5746, 5876, 6188, 6328, 7436, 7684, 8008, 8701, 9464, 9724, 9944, 10283, 10472, 11492, 11752, 12376, 13013, 13447, 14872, 15368, 16159, 17017, 17402, 19097, 19448, 20111, 20566, 21131, 22984, 24973, 26026, 26894, 31603, 32318, 34034, 34804, 38194, 40222, 41132, 42262, 49946, 52052, 53788, 63206, 64636, 68068, 69608, 76388, 80444, 82264, 84524, 99892, 104104, 107576, 113113, 126412, 129272, 133679, 136136, 147917, 152776, 160888, 169048, 174811, 199784, 210067, 221221, 226226, 252824, 267358, 274703, 295834, 324649, 349622, 420134, 442442, 452452, 534716, 549406, 591668, 649298, 699244, 840268, 884884, 904904, 1069432, 1098812, 1183336, 1298596, 1398488, 1470469, 1680536, 1769768, 1922921, 2197624, 2272543, 2597192, 2940938, 3571139, 3845842, 4545086, 5881876, 7142278, 7691684, 9090172, 11763752, 14284556, 15383368, 18180344, 24997973, 28569112, 49995946, 99991892, 199983784]

約数ペア:

[(1, 199983784), (2, 99991892), (4, 49995946), (7, 28569112), (8, 24997973), (11, 18180344), (13, 15383368), (14, 14284556), (17, 11763752), (22, 9090172), (26, 7691684), (28, 7142278), (34, 5881876), (44, 4545086), (52, 3845842), (56, 3571139), (68, 2940938), (77, 2597192), (88, 2272543), (91, 2197624), (104, 1922921), (113, 1769768), (119, 1680536), (136, 1470469), (143, 1398488), (154, 1298596), (169, 1183336), (182, 1098812), (187, 1069432), (221, 904904), (226, 884884), (238, 840268), (286, 699244), (308, 649298), (338, 591668), (364, 549406), (374, 534716), (442, 452452), (452, 442442), (476, 420134), (572, 349622), (616, 324649), (676, 295834), (728, 274703), (748, 267358), (791, 252824), (884, 226226), (904, 221221), (952, 210067), (1001, 199784), (1144, 174811), (1183, 169048), (1243, 160888), (1309, 152776), (1352, 147917), (1469, 136136), (1496, 133679), (1547, 129272), (1582, 126412), (1768, 113113), (1859, 107576), (1921, 104104), (2002, 99892), (2366, 84524), (2431, 82264), (2486, 80444), (2618, 76388), (2873, 69608), (2938, 68068), (3094, 64636), (3164, 63206), (3718, 53788), (3842, 52052), (4004, 49946), (4732, 42262), (4862, 41132), (4972, 40222), (5236, 38194), (5746, 34804), (5876, 34034), (6188, 32318), (6328, 31603), (7436, 26894), (7684, 26026), (8008, 24973), (8701, 22984), (9464, 21131), (9724, 20566), (9944, 20111), (10283, 19448), (10472, 19097), (11492, 17402), (11752, 17017), (12376, 16159), (13013, 15368), (13447, 14872)]