205189992

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:644

約数の個数: 192

約数和(自身を含む): 685301760

約数和(自身を除く): 480111768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 31, 36, 42, 46, 56, 62, 63, 69, 72, 84, 92, 93, 124, 126, 138, 161, 168, 184, 186, 207, 217, 248, 252, 276, 279, 322, 372, 414, 434, 483, 504, 552, 558, 571, 644, 651, 713, 744, 828, 868, 966, 1116, 1142, 1288, 1302, 1426, 1449, 1656, 1713, 1736, 1932, 1953, 2139, 2232, 2284, 2604, 2852, 2898, 3426, 3864, 3906, 3997, 4278, 4568, 4991, 5139, 5208, 5704, 5796, 6417, 6852, 7812, 7994, 8556, 9982, 10278, 11592, 11991, 12834, 13133, 13704, 14973, 15624, 15988, 17112, 17701, 19964, 20556, 23982, 25668, 26266, 29946, 31976, 35402, 35973, 39399, 39928, 41112, 44919, 47964, 51336, 52532, 53103, 59892, 70804, 71946, 78798, 89838, 91931, 95928, 105064, 106206, 118197, 119784, 123907, 141608, 143892, 157596, 159309, 179676, 183862, 212412, 236394, 247814, 275793, 287784, 315192, 318618, 359352, 367724, 371721, 407123, 424824, 472788, 495628, 551586, 637236, 735448, 743442, 814246, 827379, 945576, 991256, 1103172, 1115163, 1221369, 1274472, 1486884, 1628492, 1654758, 2206344, 2230326, 2442738, 2849861, 2973768, 3256984, 3309516, 3664107, 4460652, 4885476, 5699722, 6619032, 7328214, 8549583, 8921304, 9770952, 11399444, 14656428, 17099166, 22798888, 25648749, 29312856, 34198332, 51297498, 68396664, 102594996, 205189992]

約数ペア:

[(1, 205189992), (2, 102594996), (3, 68396664), (4, 51297498), (6, 34198332), (7, 29312856), (8, 25648749), (9, 22798888), (12, 17099166), (14, 14656428), (18, 11399444), (21, 9770952), (23, 8921304), (24, 8549583), (28, 7328214), (31, 6619032), (36, 5699722), (42, 4885476), (46, 4460652), (56, 3664107), (62, 3309516), (63, 3256984), (69, 2973768), (72, 2849861), (84, 2442738), (92, 2230326), (93, 2206344), (124, 1654758), (126, 1628492), (138, 1486884), (161, 1274472), (168, 1221369), (184, 1115163), (186, 1103172), (207, 991256), (217, 945576), (248, 827379), (252, 814246), (276, 743442), (279, 735448), (322, 637236), (372, 551586), (414, 495628), (434, 472788), (483, 424824), (504, 407123), (552, 371721), (558, 367724), (571, 359352), (644, 318618), (651, 315192), (713, 287784), (744, 275793), (828, 247814), (868, 236394), (966, 212412), (1116, 183862), (1142, 179676), (1288, 159309), (1302, 157596), (1426, 143892), (1449, 141608), (1656, 123907), (1713, 119784), (1736, 118197), (1932, 106206), (1953, 105064), (2139, 95928), (2232, 91931), (2284, 89838), (2604, 78798), (2852, 71946), (2898, 70804), (3426, 59892), (3864, 53103), (3906, 52532), (3997, 51336), (4278, 47964), (4568, 44919), (4991, 41112), (5139, 39928), (5208, 39399), (5704, 35973), (5796, 35402), (6417, 31976), (6852, 29946), (7812, 26266), (7994, 25668), (8556, 23982), (9982, 20556), (10278, 19964), (11592, 17701), (11991, 17112), (12834, 15988), (13133, 15624), (13704, 14973)]