71281728

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:182

約数の個数: 224

約数和(自身を含む): 245790720

約数和(自身を除く): 174508992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 71, 72, 83, 84, 96, 108, 112, 126, 142, 144, 166, 168, 189, 192, 213, 216, 224, 249, 252, 284, 288, 332, 336, 378, 426, 432, 448, 497, 498, 504, 568, 576, 581, 639, 664, 672, 747, 756, 852, 864, 994, 996, 1008, 1136, 1162, 1278, 1328, 1344, 1491, 1494, 1512, 1704, 1728, 1743, 1917, 1988, 1992, 2016, 2241, 2272, 2324, 2556, 2656, 2982, 2988, 3024, 3408, 3486, 3834, 3976, 3984, 4032, 4473, 4482, 4544, 4648, 5112, 5229, 5312, 5893, 5964, 5976, 6048, 6816, 6972, 7668, 7952, 7968, 8946, 8964, 9296, 10224, 10458, 11786, 11928, 11952, 12096, 13419, 13632, 13944, 15336, 15687, 15904, 15936, 17679, 17892, 17928, 18592, 20448, 20916, 23572, 23856, 23904, 26838, 27888, 30672, 31374, 31808, 35358, 35784, 35856, 37184, 40896, 41251, 41832, 47144, 47712, 47808, 53037, 53676, 55776, 61344, 62748, 70716, 71568, 71712, 82502, 83664, 94288, 95424, 106074, 107352, 111552, 122688, 123753, 125496, 141432, 143136, 143424, 159111, 165004, 167328, 188576, 212148, 214704, 247506, 250992, 282864, 286272, 318222, 330008, 334656, 371259, 377152, 424296, 429408, 495012, 501984, 565728, 636444, 660016, 742518, 848592, 858816, 990024, 1003968, 1113777, 1131456, 1272888, 1320032, 1485036, 1697184, 1980048, 2227554, 2545776, 2640064, 2970072, 3394368, 3960096, 4455108, 5091552, 5940144, 7920192, 8910216, 10183104, 11880288, 17820432, 23760576, 35640864, 71281728]

約数ペア:

[(1, 71281728), (2, 35640864), (3, 23760576), (4, 17820432), (6, 11880288), (7, 10183104), (8, 8910216), (9, 7920192), (12, 5940144), (14, 5091552), (16, 4455108), (18, 3960096), (21, 3394368), (24, 2970072), (27, 2640064), (28, 2545776), (32, 2227554), (36, 1980048), (42, 1697184), (48, 1485036), (54, 1320032), (56, 1272888), (63, 1131456), (64, 1113777), (71, 1003968), (72, 990024), (83, 858816), (84, 848592), (96, 742518), (108, 660016), (112, 636444), (126, 565728), (142, 501984), (144, 495012), (166, 429408), (168, 424296), (189, 377152), (192, 371259), (213, 334656), (216, 330008), (224, 318222), (249, 286272), (252, 282864), (284, 250992), (288, 247506), (332, 214704), (336, 212148), (378, 188576), (426, 167328), (432, 165004), (448, 159111), (497, 143424), (498, 143136), (504, 141432), (568, 125496), (576, 123753), (581, 122688), (639, 111552), (664, 107352), (672, 106074), (747, 95424), (756, 94288), (852, 83664), (864, 82502), (994, 71712), (996, 71568), (1008, 70716), (1136, 62748), (1162, 61344), (1278, 55776), (1328, 53676), (1344, 53037), (1491, 47808), (1494, 47712), (1512, 47144), (1704, 41832), (1728, 41251), (1743, 40896), (1917, 37184), (1988, 35856), (1992, 35784), (2016, 35358), (2241, 31808), (2272, 31374), (2324, 30672), (2556, 27888), (2656, 26838), (2982, 23904), (2988, 23856), (3024, 23572), (3408, 20916), (3486, 20448), (3834, 18592), (3976, 17928), (3984, 17892), (4032, 17679), (4473, 15936), (4482, 15904), (4544, 15687), (4648, 15336), (5112, 13944), (5229, 13632), (5312, 13419), (5893, 12096), (5964, 11952), (5976, 11928), (6048, 11786), (6816, 10458), (6972, 10224), (7668, 9296), (7952, 8964), (7968, 8946)]