1320800256

素因数分解:

$2^{12}\times 3^5\times {\mathrm{1327}}^1$

素因数の和:1366

約数の個数: 156

約数和(自身を含む): 3959463872

約数和(自身を除く): 2638663616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 256, 288, 324, 384, 432, 486, 512, 576, 648, 768, 864, 972, 1024, 1152, 1296, 1327, 1536, 1728, 1944, 2048, 2304, 2592, 2654, 3072, 3456, 3888, 3981, 4096, 4608, 5184, 5308, 6144, 6912, 7776, 7962, 9216, 10368, 10616, 11943, 12288, 13824, 15552, 15924, 18432, 20736, 21232, 23886, 27648, 31104, 31848, 35829, 36864, 41472, 42464, 47772, 55296, 62208, 63696, 71658, 82944, 84928, 95544, 107487, 110592, 124416, 127392, 143316, 165888, 169856, 191088, 214974, 248832, 254784, 286632, 322461, 331776, 339712, 382176, 429948, 497664, 509568, 573264, 644922, 679424, 764352, 859896, 995328, 1019136, 1146528, 1289844, 1358848, 1528704, 1719792, 2038272, 2293056, 2579688, 2717696, 3057408, 3439584, 4076544, 4586112, 5159376, 5435392, 6114816, 6879168, 8153088, 9172224, 10318752, 12229632, 13758336, 16306176, 18344448, 20637504, 24459264, 27516672, 36688896, 41275008, 48918528, 55033344, 73377792, 82550016, 110066688, 146755584, 165100032, 220133376, 330200064, 440266752, 660400128, 1320800256]

約数ペア:

[(1, 1320800256), (2, 660400128), (3, 440266752), (4, 330200064), (6, 220133376), (8, 165100032), (9, 146755584), (12, 110066688), (16, 82550016), (18, 73377792), (24, 55033344), (27, 48918528), (32, 41275008), (36, 36688896), (48, 27516672), (54, 24459264), (64, 20637504), (72, 18344448), (81, 16306176), (96, 13758336), (108, 12229632), (128, 10318752), (144, 9172224), (162, 8153088), (192, 6879168), (216, 6114816), (243, 5435392), (256, 5159376), (288, 4586112), (324, 4076544), (384, 3439584), (432, 3057408), (486, 2717696), (512, 2579688), (576, 2293056), (648, 2038272), (768, 1719792), (864, 1528704), (972, 1358848), (1024, 1289844), (1152, 1146528), (1296, 1019136), (1327, 995328), (1536, 859896), (1728, 764352), (1944, 679424), (2048, 644922), (2304, 573264), (2592, 509568), (2654, 497664), (3072, 429948), (3456, 382176), (3888, 339712), (3981, 331776), (4096, 322461), (4608, 286632), (5184, 254784), (5308, 248832), (6144, 214974), (6912, 191088), (7776, 169856), (7962, 165888), (9216, 143316), (10368, 127392), (10616, 124416), (11943, 110592), (12288, 107487), (13824, 95544), (15552, 84928), (15924, 82944), (18432, 71658), (20736, 63696), (21232, 62208), (23886, 55296), (27648, 47772), (31104, 42464), (31848, 41472), (35829, 36864)]