245707488

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 288

約数和(自身を含む): 814544640

約数和(自身を除く): 568837152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 31, 32, 36, 39, 48, 52, 58, 62, 72, 73, 78, 87, 93, 96, 104, 116, 117, 124, 144, 146, 156, 174, 186, 208, 219, 232, 234, 248, 261, 279, 288, 292, 312, 348, 372, 377, 403, 416, 438, 464, 468, 496, 522, 558, 584, 624, 657, 696, 744, 754, 806, 876, 899, 928, 936, 949, 992, 1044, 1116, 1131, 1168, 1209, 1248, 1314, 1392, 1488, 1508, 1612, 1752, 1798, 1872, 1898, 2088, 2117, 2232, 2262, 2263, 2336, 2418, 2628, 2697, 2784, 2847, 2976, 3016, 3224, 3393, 3504, 3596, 3627, 3744, 3796, 4176, 4234, 4464, 4524, 4526, 4836, 5256, 5394, 5694, 6032, 6351, 6448, 6786, 6789, 7008, 7192, 7254, 7592, 8091, 8352, 8468, 8541, 8928, 9048, 9052, 9672, 10512, 10788, 11388, 11687, 12064, 12702, 12896, 13572, 13578, 14384, 14508, 15184, 16182, 16936, 17082, 18096, 18104, 19053, 19344, 20367, 21024, 21576, 22776, 23374, 25404, 27144, 27156, 27521, 28768, 29016, 29419, 30368, 32364, 33872, 34164, 35061, 36192, 36208, 38106, 38688, 40734, 43152, 45552, 46748, 50808, 54288, 54312, 55042, 58032, 58838, 64728, 65627, 67744, 68328, 70122, 72416, 76212, 81468, 82563, 86304, 88257, 91104, 93496, 101616, 105183, 108576, 108624, 110084, 116064, 117676, 129456, 131254, 136656, 140244, 152424, 162936, 165126, 176514, 186992, 196881, 203232, 210366, 217248, 220168, 235352, 247689, 258912, 262508, 264771, 273312, 280488, 304848, 325872, 330252, 353028, 373984, 393762, 420732, 440336, 470704, 495378, 525016, 529542, 560976, 590643, 609696, 651744, 660504, 706056, 787524, 841464, 853151, 880672, 941408, 990756, 1050032, 1059084, 1121952, 1181286, 1321008, 1412112, 1575048, 1682928, 1706302, 1981512, 2100064, 2118168, 2362572, 2559453, 2642016, 2824224, 3150096, 3365856, 3412604, 3963024, 4236336, 4725144, 5118906, 6300192, 6825208, 7678359, 7926048, 8472672, 9450288, 10237812, 13650416, 15356718, 18900576, 20475624, 27300832, 30713436, 40951248, 61426872, 81902496, 122853744, 245707488]

約数ペア:

[(1, 245707488), (2, 122853744), (3, 81902496), (4, 61426872), (6, 40951248), (8, 30713436), (9, 27300832), (12, 20475624), (13, 18900576), (16, 15356718), (18, 13650416), (24, 10237812), (26, 9450288), (29, 8472672), (31, 7926048), (32, 7678359), (36, 6825208), (39, 6300192), (48, 5118906), (52, 4725144), (58, 4236336), (62, 3963024), (72, 3412604), (73, 3365856), (78, 3150096), (87, 2824224), (93, 2642016), (96, 2559453), (104, 2362572), (116, 2118168), (117, 2100064), (124, 1981512), (144, 1706302), (146, 1682928), (156, 1575048), (174, 1412112), (186, 1321008), (208, 1181286), (219, 1121952), (232, 1059084), (234, 1050032), (248, 990756), (261, 941408), (279, 880672), (288, 853151), (292, 841464), (312, 787524), (348, 706056), (372, 660504), (377, 651744), (403, 609696), (416, 590643), (438, 560976), (464, 529542), (468, 525016), (496, 495378), (522, 470704), (558, 440336), (584, 420732), (624, 393762), (657, 373984), (696, 353028), (744, 330252), (754, 325872), (806, 304848), (876, 280488), (899, 273312), (928, 264771), (936, 262508), (949, 258912), (992, 247689), (1044, 235352), (1116, 220168), (1131, 217248), (1168, 210366), (1209, 203232), (1248, 196881), (1314, 186992), (1392, 176514), (1488, 165126), (1508, 162936), (1612, 152424), (1752, 140244), (1798, 136656), (1872, 131254), (1898, 129456), (2088, 117676), (2117, 116064), (2232, 110084), (2262, 108624), (2263, 108576), (2336, 105183), (2418, 101616), (2628, 93496), (2697, 91104), (2784, 88257), (2847, 86304), (2976, 82563), (3016, 81468), (3224, 76212), (3393, 72416), (3504, 70122), (3596, 68328), (3627, 67744), (3744, 65627), (3796, 64728), (4176, 58838), (4234, 58032), (4464, 55042), (4524, 54312), (4526, 54288), (4836, 50808), (5256, 46748), (5394, 45552), (5694, 43152), (6032, 40734), (6351, 38688), (6448, 38106), (6786, 36208), (6789, 36192), (7008, 35061), (7192, 34164), (7254, 33872), (7592, 32364), (8091, 30368), (8352, 29419), (8468, 29016), (8541, 28768), (8928, 27521), (9048, 27156), (9052, 27144), (9672, 25404), (10512, 23374), (10788, 22776), (11388, 21576), (11687, 21024), (12064, 20367), (12702, 19344), (12896, 19053), (13572, 18104), (13578, 18096), (14384, 17082), (14508, 16936), (15184, 16182)]