721027008

素因数分解:

$2^6\times 3^4\times {\mathrm{13}}^2\times {\mathrm{823}}^1$

素因数の和:873

約数の個数: 210

約数和(自身を含む): 2317220664

約数和(自身を除く): 1596193656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 169, 192, 208, 216, 234, 288, 312, 324, 338, 351, 416, 432, 468, 507, 576, 624, 648, 676, 702, 823, 832, 864, 936, 1014, 1053, 1248, 1296, 1352, 1404, 1521, 1646, 1728, 1872, 2028, 2106, 2469, 2496, 2592, 2704, 2808, 3042, 3292, 3744, 4056, 4212, 4563, 4938, 5184, 5408, 5616, 6084, 6584, 7407, 7488, 8112, 8424, 9126, 9876, 10699, 10816, 11232, 12168, 13168, 13689, 14814, 16224, 16848, 18252, 19752, 21398, 22221, 22464, 24336, 26336, 27378, 29628, 32097, 32448, 33696, 36504, 39504, 42796, 44442, 48672, 52672, 54756, 59256, 64194, 66663, 67392, 73008, 79008, 85592, 88884, 96291, 97344, 109512, 118512, 128388, 133326, 139087, 146016, 158016, 171184, 177768, 192582, 219024, 237024, 256776, 266652, 278174, 288873, 292032, 342368, 355536, 385164, 417261, 438048, 474048, 513552, 533304, 556348, 577746, 684736, 711072, 770328, 834522, 866619, 876096, 1027104, 1066608, 1112696, 1155492, 1251783, 1422144, 1540656, 1669044, 1733238, 2054208, 2133216, 2225392, 2310984, 2503566, 3081312, 3338088, 3466476, 3755349, 4266432, 4450784, 4621968, 5007132, 6162624, 6676176, 6932952, 7510698, 8901568, 9243936, 10014264, 11266047, 13352352, 13865904, 15021396, 18487872, 20028528, 22532094, 26704704, 27731808, 30042792, 40057056, 45064188, 55463616, 60085584, 80114112, 90128376, 120171168, 180256752, 240342336, 360513504, 721027008]

約数ペア:

[(1, 721027008), (2, 360513504), (3, 240342336), (4, 180256752), (6, 120171168), (8, 90128376), (9, 80114112), (12, 60085584), (13, 55463616), (16, 45064188), (18, 40057056), (24, 30042792), (26, 27731808), (27, 26704704), (32, 22532094), (36, 20028528), (39, 18487872), (48, 15021396), (52, 13865904), (54, 13352352), (64, 11266047), (72, 10014264), (78, 9243936), (81, 8901568), (96, 7510698), (104, 6932952), (108, 6676176), (117, 6162624), (144, 5007132), (156, 4621968), (162, 4450784), (169, 4266432), (192, 3755349), (208, 3466476), (216, 3338088), (234, 3081312), (288, 2503566), (312, 2310984), (324, 2225392), (338, 2133216), (351, 2054208), (416, 1733238), (432, 1669044), (468, 1540656), (507, 1422144), (576, 1251783), (624, 1155492), (648, 1112696), (676, 1066608), (702, 1027104), (823, 876096), (832, 866619), (864, 834522), (936, 770328), (1014, 711072), (1053, 684736), (1248, 577746), (1296, 556348), (1352, 533304), (1404, 513552), (1521, 474048), (1646, 438048), (1728, 417261), (1872, 385164), (2028, 355536), (2106, 342368), (2469, 292032), (2496, 288873), (2592, 278174), (2704, 266652), (2808, 256776), (3042, 237024), (3292, 219024), (3744, 192582), (4056, 177768), (4212, 171184), (4563, 158016), (4938, 146016), (5184, 139087), (5408, 133326), (5616, 128388), (6084, 118512), (6584, 109512), (7407, 97344), (7488, 96291), (8112, 88884), (8424, 85592), (9126, 79008), (9876, 73008), (10699, 67392), (10816, 66663), (11232, 64194), (12168, 59256), (13168, 54756), (13689, 52672), (14814, 48672), (16224, 44442), (16848, 42796), (18252, 39504), (19752, 36504), (21398, 33696), (22221, 32448), (22464, 32097), (24336, 29628), (26336, 27378)]