209871648

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 240

約数和(自身を含む): 724489920

約数和(自身を除く): 514618272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 43, 48, 54, 56, 63, 72, 81, 84, 86, 96, 108, 112, 126, 129, 144, 162, 168, 172, 189, 216, 224, 252, 258, 269, 288, 301, 324, 336, 344, 378, 387, 432, 504, 516, 538, 567, 602, 648, 672, 688, 756, 774, 807, 864, 903, 1008, 1032, 1076, 1134, 1161, 1204, 1296, 1376, 1512, 1548, 1614, 1806, 1883, 2016, 2064, 2152, 2268, 2322, 2408, 2421, 2592, 2709, 3024, 3096, 3228, 3483, 3612, 3766, 4128, 4304, 4536, 4644, 4816, 4842, 5418, 5649, 6048, 6192, 6456, 6966, 7224, 7263, 7532, 8127, 8608, 9072, 9288, 9632, 9684, 10836, 11298, 11567, 12384, 12912, 13932, 14448, 14526, 15064, 16254, 16947, 18144, 18576, 19368, 21672, 21789, 22596, 23134, 24381, 25824, 27864, 28896, 29052, 30128, 32508, 33894, 34701, 37152, 38736, 43344, 43578, 45192, 46268, 48762, 50841, 55728, 58104, 60256, 65016, 67788, 69402, 77472, 80969, 86688, 87156, 90384, 92536, 97524, 101682, 104103, 111456, 116208, 130032, 135576, 138804, 152523, 161938, 174312, 180768, 185072, 195048, 203364, 208206, 232416, 242907, 260064, 271152, 277608, 305046, 312309, 323876, 348624, 370144, 390096, 406728, 416412, 485814, 542304, 555216, 610092, 624618, 647752, 697248, 728721, 780192, 813456, 832824, 936927, 971628, 1110432, 1220184, 1249236, 1295504, 1457442, 1626912, 1665648, 1873854, 1943256, 2186163, 2440368, 2498472, 2591008, 2914884, 3331296, 3747708, 3886512, 4372326, 4880736, 4996944, 5829768, 6558489, 7495416, 7773024, 8744652, 9993888, 11659536, 13116978, 14990832, 17489304, 23319072, 26233956, 29981664, 34978608, 52467912, 69957216, 104935824, 209871648]

約数ペア:

[(1, 209871648), (2, 104935824), (3, 69957216), (4, 52467912), (6, 34978608), (7, 29981664), (8, 26233956), (9, 23319072), (12, 17489304), (14, 14990832), (16, 13116978), (18, 11659536), (21, 9993888), (24, 8744652), (27, 7773024), (28, 7495416), (32, 6558489), (36, 5829768), (42, 4996944), (43, 4880736), (48, 4372326), (54, 3886512), (56, 3747708), (63, 3331296), (72, 2914884), (81, 2591008), (84, 2498472), (86, 2440368), (96, 2186163), (108, 1943256), (112, 1873854), (126, 1665648), (129, 1626912), (144, 1457442), (162, 1295504), (168, 1249236), (172, 1220184), (189, 1110432), (216, 971628), (224, 936927), (252, 832824), (258, 813456), (269, 780192), (288, 728721), (301, 697248), (324, 647752), (336, 624618), (344, 610092), (378, 555216), (387, 542304), (432, 485814), (504, 416412), (516, 406728), (538, 390096), (567, 370144), (602, 348624), (648, 323876), (672, 312309), (688, 305046), (756, 277608), (774, 271152), (807, 260064), (864, 242907), (903, 232416), (1008, 208206), (1032, 203364), (1076, 195048), (1134, 185072), (1161, 180768), (1204, 174312), (1296, 161938), (1376, 152523), (1512, 138804), (1548, 135576), (1614, 130032), (1806, 116208), (1883, 111456), (2016, 104103), (2064, 101682), (2152, 97524), (2268, 92536), (2322, 90384), (2408, 87156), (2421, 86688), (2592, 80969), (2709, 77472), (3024, 69402), (3096, 67788), (3228, 65016), (3483, 60256), (3612, 58104), (3766, 55728), (4128, 50841), (4304, 48762), (4536, 46268), (4644, 45192), (4816, 43578), (4842, 43344), (5418, 38736), (5649, 37152), (6048, 34701), (6192, 33894), (6456, 32508), (6966, 30128), (7224, 29052), (7263, 28896), (7532, 27864), (8127, 25824), (8608, 24381), (9072, 23134), (9288, 22596), (9632, 21789), (9684, 21672), (10836, 19368), (11298, 18576), (11567, 18144), (12384, 16947), (12912, 16254), (13932, 15064), (14448, 14526)]