720005328

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{457}}^1\times {\mathrm{521}}^1$

素因数の和:1002

約数の個数: 160

約数和(自身を含む): 2371633920

約数和(自身を除く): 1651628592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 457, 504, 521, 756, 914, 1008, 1042, 1371, 1512, 1563, 1828, 2084, 2742, 3024, 3126, 3199, 3647, 3656, 4113, 4168, 4689, 5484, 6252, 6398, 7294, 7312, 8226, 8336, 9378, 9597, 10941, 10968, 12339, 12504, 12796, 14067, 14588, 16452, 18756, 19194, 21882, 21936, 24678, 25008, 25592, 28134, 28791, 29176, 32823, 32904, 37512, 38388, 43764, 49356, 51184, 56268, 57582, 58352, 65646, 65808, 75024, 76776, 86373, 87528, 98469, 98712, 112536, 115164, 131292, 153552, 172746, 175056, 196938, 197424, 225072, 230328, 238097, 262584, 345492, 393876, 460656, 476194, 525168, 690984, 714291, 787752, 952388, 1381968, 1428582, 1575504, 1666679, 1904776, 2142873, 2857164, 3333358, 3809552, 4285746, 5000037, 5714328, 6428619, 6666716, 8571492, 10000074, 11428656, 12857238, 13333432, 15000111, 17142984, 20000148, 25714476, 26666864, 30000222, 34285968, 40000296, 45000333, 51428952, 60000444, 80000592, 90000666, 102857904, 120000888, 180001332, 240001776, 360002664, 720005328]

約数ペア:

[(1, 720005328), (2, 360002664), (3, 240001776), (4, 180001332), (6, 120000888), (7, 102857904), (8, 90000666), (9, 80000592), (12, 60000444), (14, 51428952), (16, 45000333), (18, 40000296), (21, 34285968), (24, 30000222), (27, 26666864), (28, 25714476), (36, 20000148), (42, 17142984), (48, 15000111), (54, 13333432), (56, 12857238), (63, 11428656), (72, 10000074), (84, 8571492), (108, 6666716), (112, 6428619), (126, 5714328), (144, 5000037), (168, 4285746), (189, 3809552), (216, 3333358), (252, 2857164), (336, 2142873), (378, 1904776), (432, 1666679), (457, 1575504), (504, 1428582), (521, 1381968), (756, 952388), (914, 787752), (1008, 714291), (1042, 690984), (1371, 525168), (1512, 476194), (1563, 460656), (1828, 393876), (2084, 345492), (2742, 262584), (3024, 238097), (3126, 230328), (3199, 225072), (3647, 197424), (3656, 196938), (4113, 175056), (4168, 172746), (4689, 153552), (5484, 131292), (6252, 115164), (6398, 112536), (7294, 98712), (7312, 98469), (8226, 87528), (8336, 86373), (9378, 76776), (9597, 75024), (10941, 65808), (10968, 65646), (12339, 58352), (12504, 57582), (12796, 56268), (14067, 51184), (14588, 49356), (16452, 43764), (18756, 38388), (19194, 37512), (21882, 32904), (21936, 32823), (24678, 29176), (25008, 28791), (25592, 28134)]