721982016

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{743}}^1$

素因数の和:1009

約数の個数: 168

約数和(自身を含む): 2378073984

約数和(自身を除く): 1656091968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 241, 252, 288, 336, 448, 482, 504, 576, 672, 723, 743, 964, 1008, 1344, 1446, 1486, 1687, 1928, 2016, 2169, 2229, 2892, 2972, 3374, 3856, 4032, 4338, 4458, 5061, 5201, 5784, 5944, 6687, 6748, 7712, 8676, 8916, 10122, 10402, 11568, 11888, 13374, 13496, 15183, 15424, 15603, 17352, 17832, 20244, 20804, 23136, 23776, 26748, 26992, 30366, 31206, 34704, 35664, 40488, 41608, 46272, 46809, 47552, 53496, 53984, 60732, 62412, 69408, 71328, 80976, 83216, 93618, 106992, 107968, 121464, 124824, 138816, 142656, 161952, 166432, 179063, 187236, 213984, 242928, 249648, 323904, 332864, 358126, 374472, 427968, 485856, 499296, 537189, 716252, 748944, 971712, 998592, 1074378, 1253441, 1432504, 1497888, 1611567, 2148756, 2506882, 2865008, 2995776, 3223134, 3760323, 4297512, 5013764, 5730016, 6446268, 7520646, 8595024, 10027528, 11280969, 11460032, 12892536, 15041292, 17190048, 20055056, 22561938, 25785072, 30082584, 34380096, 40110112, 45123876, 51570144, 60165168, 80220224, 90247752, 103140288, 120330336, 180495504, 240660672, 360991008, 721982016]

約数ペア:

[(1, 721982016), (2, 360991008), (3, 240660672), (4, 180495504), (6, 120330336), (7, 103140288), (8, 90247752), (9, 80220224), (12, 60165168), (14, 51570144), (16, 45123876), (18, 40110112), (21, 34380096), (24, 30082584), (28, 25785072), (32, 22561938), (36, 20055056), (42, 17190048), (48, 15041292), (56, 12892536), (63, 11460032), (64, 11280969), (72, 10027528), (84, 8595024), (96, 7520646), (112, 6446268), (126, 5730016), (144, 5013764), (168, 4297512), (192, 3760323), (224, 3223134), (241, 2995776), (252, 2865008), (288, 2506882), (336, 2148756), (448, 1611567), (482, 1497888), (504, 1432504), (576, 1253441), (672, 1074378), (723, 998592), (743, 971712), (964, 748944), (1008, 716252), (1344, 537189), (1446, 499296), (1486, 485856), (1687, 427968), (1928, 374472), (2016, 358126), (2169, 332864), (2229, 323904), (2892, 249648), (2972, 242928), (3374, 213984), (3856, 187236), (4032, 179063), (4338, 166432), (4458, 161952), (5061, 142656), (5201, 138816), (5784, 124824), (5944, 121464), (6687, 107968), (6748, 106992), (7712, 93618), (8676, 83216), (8916, 80976), (10122, 71328), (10402, 69408), (11568, 62412), (11888, 60732), (13374, 53984), (13496, 53496), (15183, 47552), (15424, 46809), (15603, 46272), (17352, 41608), (17832, 40488), (20244, 35664), (20804, 34704), (23136, 31206), (23776, 30366), (26748, 26992)]