1804910688

素因数分解:

$2^5\times 3^6\times 7^2\times {\mathrm{1579}}^1$

素因数の和:1621

約数の個数: 252

約数和(自身を含む): 6201441540

約数和(自身を除く): 4396530852

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 224, 243, 252, 288, 294, 324, 336, 378, 392, 432, 441, 486, 504, 567, 588, 648, 672, 729, 756, 784, 864, 882, 972, 1008, 1134, 1176, 1296, 1323, 1458, 1512, 1568, 1579, 1701, 1764, 1944, 2016, 2268, 2352, 2592, 2646, 2916, 3024, 3158, 3402, 3528, 3888, 3969, 4536, 4704, 4737, 5103, 5292, 5832, 6048, 6316, 6804, 7056, 7776, 7938, 9072, 9474, 10206, 10584, 11053, 11664, 11907, 12632, 13608, 14112, 14211, 15876, 18144, 18948, 20412, 21168, 22106, 23328, 23814, 25264, 27216, 28422, 31752, 33159, 35721, 37896, 40824, 42336, 42633, 44212, 47628, 50528, 54432, 56844, 63504, 66318, 71442, 75792, 77371, 81648, 85266, 88424, 95256, 99477, 113688, 127008, 127899, 132636, 142884, 151584, 154742, 163296, 170532, 176848, 190512, 198954, 227376, 232113, 255798, 265272, 285768, 298431, 309484, 341064, 353696, 381024, 383697, 397908, 454752, 464226, 511596, 530544, 571536, 596862, 618968, 682128, 696339, 767394, 795816, 895293, 928452, 1023192, 1061088, 1143072, 1151091, 1193724, 1237936, 1364256, 1392678, 1534788, 1591632, 1790586, 1856904, 2046384, 2089017, 2302182, 2387448, 2475872, 2685879, 2785356, 3069576, 3183264, 3581172, 3713808, 4092768, 4178034, 4604364, 4774896, 5371758, 5570712, 6139152, 6267051, 7162344, 7427616, 8057637, 8356068, 9208728, 9549792, 10743516, 11141424, 12278304, 12534102, 14324688, 16115274, 16712136, 18417456, 18801153, 21487032, 22282848, 25068204, 28649376, 32230548, 33424272, 36834912, 37602306, 42974064, 50136408, 56403459, 64461096, 66848544, 75204612, 85948128, 100272816, 112806918, 128922192, 150409224, 200545632, 225613836, 257844384, 300818448, 451227672, 601636896, 902455344, 1804910688]

約数ペア:

[(1, 1804910688), (2, 902455344), (3, 601636896), (4, 451227672), (6, 300818448), (7, 257844384), (8, 225613836), (9, 200545632), (12, 150409224), (14, 128922192), (16, 112806918), (18, 100272816), (21, 85948128), (24, 75204612), (27, 66848544), (28, 64461096), (32, 56403459), (36, 50136408), (42, 42974064), (48, 37602306), (49, 36834912), (54, 33424272), (56, 32230548), (63, 28649376), (72, 25068204), (81, 22282848), (84, 21487032), (96, 18801153), (98, 18417456), (108, 16712136), (112, 16115274), (126, 14324688), (144, 12534102), (147, 12278304), (162, 11141424), (168, 10743516), (189, 9549792), (196, 9208728), (216, 8356068), (224, 8057637), (243, 7427616), (252, 7162344), (288, 6267051), (294, 6139152), (324, 5570712), (336, 5371758), (378, 4774896), (392, 4604364), (432, 4178034), (441, 4092768), (486, 3713808), (504, 3581172), (567, 3183264), (588, 3069576), (648, 2785356), (672, 2685879), (729, 2475872), (756, 2387448), (784, 2302182), (864, 2089017), (882, 2046384), (972, 1856904), (1008, 1790586), (1134, 1591632), (1176, 1534788), (1296, 1392678), (1323, 1364256), (1458, 1237936), (1512, 1193724), (1568, 1151091), (1579, 1143072), (1701, 1061088), (1764, 1023192), (1944, 928452), (2016, 895293), (2268, 795816), (2352, 767394), (2592, 696339), (2646, 682128), (2916, 618968), (3024, 596862), (3158, 571536), (3402, 530544), (3528, 511596), (3888, 464226), (3969, 454752), (4536, 397908), (4704, 383697), (4737, 381024), (5103, 353696), (5292, 341064), (5832, 309484), (6048, 298431), (6316, 285768), (6804, 265272), (7056, 255798), (7776, 232113), (7938, 227376), (9072, 198954), (9474, 190512), (10206, 176848), (10584, 170532), (11053, 163296), (11664, 154742), (11907, 151584), (12632, 142884), (13608, 132636), (14112, 127899), (14211, 127008), (15876, 113688), (18144, 99477), (18948, 95256), (20412, 88424), (21168, 85266), (22106, 81648), (23328, 77371), (23814, 75792), (25264, 71442), (27216, 66318), (28422, 63504), (31752, 56844), (33159, 54432), (35721, 50528), (37896, 47628), (40824, 44212), (42336, 42633)]