640440864

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6229}}^1$

素因数の和:6272

約数の個数: 192

約数和(自身を含む): 2260742400

約数和(自身を除く): 1620301536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 51, 54, 56, 63, 68, 72, 84, 96, 102, 108, 112, 119, 126, 136, 144, 153, 168, 189, 204, 216, 224, 238, 252, 272, 288, 306, 336, 357, 378, 408, 432, 459, 476, 504, 544, 612, 672, 714, 756, 816, 864, 918, 952, 1008, 1071, 1224, 1428, 1512, 1632, 1836, 1904, 2016, 2142, 2448, 2856, 3024, 3213, 3672, 3808, 4284, 4896, 5712, 6048, 6229, 6426, 7344, 8568, 11424, 12458, 12852, 14688, 17136, 18687, 24916, 25704, 34272, 37374, 43603, 49832, 51408, 56061, 74748, 87206, 99664, 102816, 105893, 112122, 130809, 149496, 168183, 174412, 199328, 211786, 224244, 261618, 298992, 317679, 336366, 348824, 392427, 423572, 448488, 523236, 597984, 635358, 672732, 697648, 741251, 784854, 847144, 896976, 953037, 1046472, 1177281, 1270716, 1345464, 1395296, 1482502, 1569708, 1694288, 1793952, 1906074, 2092944, 2223753, 2354562, 2541432, 2690928, 2859111, 2965004, 3139416, 3388576, 3812148, 4185888, 4447506, 4709124, 5082864, 5381856, 5718222, 5930008, 6278832, 6671259, 7624296, 8895012, 9418248, 10165728, 11436444, 11860016, 12557664, 13342518, 15248592, 17790024, 18836496, 20013777, 22872888, 23720032, 26685036, 30497184, 35580048, 37672992, 40027554, 45745776, 53370072, 71160096, 80055108, 91491552, 106740144, 160110216, 213480288, 320220432, 640440864]

約数ペア:

[(1, 640440864), (2, 320220432), (3, 213480288), (4, 160110216), (6, 106740144), (7, 91491552), (8, 80055108), (9, 71160096), (12, 53370072), (14, 45745776), (16, 40027554), (17, 37672992), (18, 35580048), (21, 30497184), (24, 26685036), (27, 23720032), (28, 22872888), (32, 20013777), (34, 18836496), (36, 17790024), (42, 15248592), (48, 13342518), (51, 12557664), (54, 11860016), (56, 11436444), (63, 10165728), (68, 9418248), (72, 8895012), (84, 7624296), (96, 6671259), (102, 6278832), (108, 5930008), (112, 5718222), (119, 5381856), (126, 5082864), (136, 4709124), (144, 4447506), (153, 4185888), (168, 3812148), (189, 3388576), (204, 3139416), (216, 2965004), (224, 2859111), (238, 2690928), (252, 2541432), (272, 2354562), (288, 2223753), (306, 2092944), (336, 1906074), (357, 1793952), (378, 1694288), (408, 1569708), (432, 1482502), (459, 1395296), (476, 1345464), (504, 1270716), (544, 1177281), (612, 1046472), (672, 953037), (714, 896976), (756, 847144), (816, 784854), (864, 741251), (918, 697648), (952, 672732), (1008, 635358), (1071, 597984), (1224, 523236), (1428, 448488), (1512, 423572), (1632, 392427), (1836, 348824), (1904, 336366), (2016, 317679), (2142, 298992), (2448, 261618), (2856, 224244), (3024, 211786), (3213, 199328), (3672, 174412), (3808, 168183), (4284, 149496), (4896, 130809), (5712, 112122), (6048, 105893), (6229, 102816), (6426, 99664), (7344, 87206), (8568, 74748), (11424, 56061), (12458, 51408), (12852, 49832), (14688, 43603), (17136, 37374), (18687, 34272), (24916, 25704)]