199981992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:156

約数の個数: 256

約数和(自身を含む): 648806400

約数和(自身を除く): 448824408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 31, 38, 42, 43, 47, 56, 57, 62, 76, 84, 86, 93, 94, 114, 124, 129, 133, 141, 152, 168, 172, 186, 188, 217, 228, 248, 258, 266, 282, 301, 329, 344, 372, 376, 399, 434, 456, 516, 532, 564, 589, 602, 651, 658, 744, 798, 817, 868, 893, 903, 987, 1032, 1064, 1128, 1178, 1204, 1302, 1316, 1333, 1457, 1596, 1634, 1736, 1767, 1786, 1806, 1974, 2021, 2356, 2408, 2451, 2604, 2632, 2666, 2679, 2914, 3192, 3268, 3534, 3572, 3612, 3948, 3999, 4042, 4123, 4371, 4712, 4902, 5208, 5332, 5358, 5719, 5828, 6063, 6251, 6536, 7068, 7144, 7224, 7896, 7998, 8084, 8246, 8742, 9331, 9804, 10199, 10664, 10716, 11438, 11656, 12126, 12369, 12502, 14136, 14147, 15996, 16168, 16492, 17157, 17484, 18662, 18753, 19608, 20398, 21432, 22876, 24252, 24738, 25004, 25327, 27683, 27993, 28294, 30597, 31992, 32984, 34314, 34968, 37324, 37506, 38399, 40796, 42441, 45752, 48504, 49476, 50008, 50654, 55366, 55986, 56588, 61194, 62651, 68628, 74648, 75012, 75981, 76798, 81592, 83049, 84882, 98952, 101308, 110732, 111972, 113176, 115197, 122388, 125302, 137256, 150024, 151962, 153596, 166098, 169764, 177289, 187953, 193781, 202616, 221464, 223944, 230394, 244776, 250604, 268793, 303924, 307192, 332196, 339528, 354578, 375906, 387562, 438557, 460788, 501208, 531867, 537586, 581343, 607848, 664392, 709156, 751812, 775124, 806379, 877114, 921576, 1063734, 1075172, 1162686, 1190369, 1315671, 1418312, 1503624, 1550248, 1612758, 1754228, 2127468, 2150344, 2325372, 2380738, 2631342, 3225516, 3508456, 3571107, 4254936, 4650744, 4761476, 5262684, 6451032, 7142214, 8332583, 9522952, 10525368, 14284428, 16665166, 24997749, 28568856, 33330332, 49995498, 66660664, 99990996, 199981992]

約数ペア:

[(1, 199981992), (2, 99990996), (3, 66660664), (4, 49995498), (6, 33330332), (7, 28568856), (8, 24997749), (12, 16665166), (14, 14284428), (19, 10525368), (21, 9522952), (24, 8332583), (28, 7142214), (31, 6451032), (38, 5262684), (42, 4761476), (43, 4650744), (47, 4254936), (56, 3571107), (57, 3508456), (62, 3225516), (76, 2631342), (84, 2380738), (86, 2325372), (93, 2150344), (94, 2127468), (114, 1754228), (124, 1612758), (129, 1550248), (133, 1503624), (141, 1418312), (152, 1315671), (168, 1190369), (172, 1162686), (186, 1075172), (188, 1063734), (217, 921576), (228, 877114), (248, 806379), (258, 775124), (266, 751812), (282, 709156), (301, 664392), (329, 607848), (344, 581343), (372, 537586), (376, 531867), (399, 501208), (434, 460788), (456, 438557), (516, 387562), (532, 375906), (564, 354578), (589, 339528), (602, 332196), (651, 307192), (658, 303924), (744, 268793), (798, 250604), (817, 244776), (868, 230394), (893, 223944), (903, 221464), (987, 202616), (1032, 193781), (1064, 187953), (1128, 177289), (1178, 169764), (1204, 166098), (1302, 153596), (1316, 151962), (1333, 150024), (1457, 137256), (1596, 125302), (1634, 122388), (1736, 115197), (1767, 113176), (1786, 111972), (1806, 110732), (1974, 101308), (2021, 98952), (2356, 84882), (2408, 83049), (2451, 81592), (2604, 76798), (2632, 75981), (2666, 75012), (2679, 74648), (2914, 68628), (3192, 62651), (3268, 61194), (3534, 56588), (3572, 55986), (3612, 55366), (3948, 50654), (3999, 50008), (4042, 49476), (4123, 48504), (4371, 45752), (4712, 42441), (4902, 40796), (5208, 38399), (5332, 37506), (5358, 37324), (5719, 34968), (5828, 34314), (6063, 32984), (6251, 31992), (6536, 30597), (7068, 28294), (7144, 27993), (7224, 27683), (7896, 25327), (7998, 25004), (8084, 24738), (8246, 24252), (8742, 22876), (9331, 21432), (9804, 20398), (10199, 19608), (10664, 18753), (10716, 18662), (11438, 17484), (11656, 17157), (12126, 16492), (12369, 16168), (12502, 15996), (14136, 14147)]