720207488

素因数分解:

$2^7\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 288

約数和(自身を含む): 2002748580

約数和(自身を除く): 1282541092

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 64, 73, 77, 88, 91, 98, 104, 112, 121, 128, 143, 146, 154, 176, 182, 196, 208, 224, 242, 286, 292, 308, 352, 364, 392, 416, 448, 484, 511, 539, 572, 584, 616, 637, 704, 728, 784, 803, 832, 847, 896, 949, 968, 1001, 1022, 1078, 1144, 1168, 1232, 1274, 1408, 1456, 1568, 1573, 1606, 1664, 1694, 1898, 1936, 2002, 2044, 2156, 2288, 2336, 2464, 2548, 2912, 3136, 3146, 3212, 3388, 3577, 3796, 3872, 4004, 4088, 4312, 4576, 4672, 4928, 5096, 5621, 5824, 5929, 6272, 6292, 6424, 6643, 6776, 7007, 7154, 7592, 7744, 8008, 8176, 8624, 8833, 9152, 9344, 9856, 10192, 10439, 11011, 11242, 11648, 11858, 12584, 12848, 13286, 13552, 14014, 14308, 15184, 15488, 16016, 16352, 17248, 17666, 18304, 20384, 20878, 22022, 22484, 23716, 25168, 25696, 26572, 27104, 28028, 28616, 30368, 32032, 32704, 34496, 35332, 39347, 40768, 41756, 44044, 44968, 46501, 47432, 50336, 51392, 53144, 54208, 56056, 57232, 60736, 61831, 64064, 65408, 68992, 70664, 73073, 77077, 78694, 81536, 83512, 88088, 89936, 93002, 94864, 100672, 102784, 106288, 108416, 112112, 114464, 114829, 121472, 123662, 128128, 141328, 146146, 154154, 157388, 167024, 176176, 179872, 186004, 189728, 201344, 212576, 224224, 228928, 229658, 247324, 282656, 292292, 308308, 314776, 334048, 352352, 359744, 372008, 379456, 425152, 432817, 448448, 457856, 459316, 494648, 511511, 565312, 584584, 616616, 629552, 668096, 704704, 719488, 744016, 758912, 803803, 850304, 865634, 896896, 918632, 989296, 1023022, 1130624, 1169168, 1233232, 1259104, 1336192, 1409408, 1488032, 1607606, 1731268, 1837264, 1978592, 2046044, 2338336, 2466464, 2518208, 2976064, 3215212, 3462536, 3674528, 3957184, 4092088, 4676672, 4932928, 5036416, 5626621, 5952128, 6430424, 6925072, 7349056, 7914368, 8184176, 9353344, 9865856, 11253242, 12860848, 13850144, 14698112, 16368352, 22506484, 25721696, 27700288, 32736704, 45012968, 51443392, 55400576, 65473408, 90025936, 102886784, 180051872, 360103744, 720207488]

約数ペア:

[(1, 720207488), (2, 360103744), (4, 180051872), (7, 102886784), (8, 90025936), (11, 65473408), (13, 55400576), (14, 51443392), (16, 45012968), (22, 32736704), (26, 27700288), (28, 25721696), (32, 22506484), (44, 16368352), (49, 14698112), (52, 13850144), (56, 12860848), (64, 11253242), (73, 9865856), (77, 9353344), (88, 8184176), (91, 7914368), (98, 7349056), (104, 6925072), (112, 6430424), (121, 5952128), (128, 5626621), (143, 5036416), (146, 4932928), (154, 4676672), (176, 4092088), (182, 3957184), (196, 3674528), (208, 3462536), (224, 3215212), (242, 2976064), (286, 2518208), (292, 2466464), (308, 2338336), (352, 2046044), (364, 1978592), (392, 1837264), (416, 1731268), (448, 1607606), (484, 1488032), (511, 1409408), (539, 1336192), (572, 1259104), (584, 1233232), (616, 1169168), (637, 1130624), (704, 1023022), (728, 989296), (784, 918632), (803, 896896), (832, 865634), (847, 850304), (896, 803803), (949, 758912), (968, 744016), (1001, 719488), (1022, 704704), (1078, 668096), (1144, 629552), (1168, 616616), (1232, 584584), (1274, 565312), (1408, 511511), (1456, 494648), (1568, 459316), (1573, 457856), (1606, 448448), (1664, 432817), (1694, 425152), (1898, 379456), (1936, 372008), (2002, 359744), (2044, 352352), (2156, 334048), (2288, 314776), (2336, 308308), (2464, 292292), (2548, 282656), (2912, 247324), (3136, 229658), (3146, 228928), (3212, 224224), (3388, 212576), (3577, 201344), (3796, 189728), (3872, 186004), (4004, 179872), (4088, 176176), (4312, 167024), (4576, 157388), (4672, 154154), (4928, 146146), (5096, 141328), (5621, 128128), (5824, 123662), (5929, 121472), (6272, 114829), (6292, 114464), (6424, 112112), (6643, 108416), (6776, 106288), (7007, 102784), (7154, 100672), (7592, 94864), (7744, 93002), (8008, 89936), (8176, 88088), (8624, 83512), (8833, 81536), (9152, 78694), (9344, 77077), (9856, 73073), (10192, 70664), (10439, 68992), (11011, 65408), (11242, 64064), (11648, 61831), (11858, 60736), (12584, 57232), (12848, 56056), (13286, 54208), (13552, 53144), (14014, 51392), (14308, 50336), (15184, 47432), (15488, 46501), (16016, 44968), (16352, 44044), (17248, 41756), (17666, 40768), (18304, 39347), (20384, 35332), (20878, 34496), (22022, 32704), (22484, 32032), (23716, 30368), (25168, 28616), (25696, 28028), (26572, 27104)]