261580032

素因数分解:

$2^8\times 3^2\times 7^3\times {\mathrm{331}}^1$

素因数の和:374

約数の個数: 216

約数和(自身を含む): 882190400

約数和(自身を除く): 620610368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 256, 288, 294, 331, 336, 343, 384, 392, 441, 448, 504, 576, 588, 662, 672, 686, 768, 784, 882, 896, 993, 1008, 1029, 1152, 1176, 1324, 1344, 1372, 1568, 1764, 1792, 1986, 2016, 2058, 2304, 2317, 2352, 2648, 2688, 2744, 2979, 3087, 3136, 3528, 3972, 4032, 4116, 4634, 4704, 5296, 5376, 5488, 5958, 6174, 6272, 6951, 7056, 7944, 8064, 8232, 9268, 9408, 10592, 10976, 11916, 12348, 12544, 13902, 14112, 15888, 16128, 16219, 16464, 18536, 18816, 20853, 21184, 21952, 23832, 24696, 27804, 28224, 31776, 32438, 32928, 37072, 37632, 41706, 42368, 43904, 47664, 48657, 49392, 55608, 56448, 63552, 64876, 65856, 74144, 83412, 84736, 87808, 95328, 97314, 98784, 111216, 112896, 113533, 127104, 129752, 131712, 145971, 148288, 166824, 190656, 194628, 197568, 222432, 227066, 254208, 259504, 263424, 291942, 296576, 333648, 340599, 381312, 389256, 395136, 444864, 454132, 519008, 583884, 593152, 667296, 681198, 762624, 778512, 790272, 889728, 908264, 1021797, 1038016, 1167768, 1334592, 1362396, 1557024, 1779456, 1816528, 2043594, 2076032, 2335536, 2669184, 2724792, 3114048, 3633056, 4087188, 4152064, 4671072, 5338368, 5449584, 6228096, 7266112, 8174376, 9342144, 10899168, 12456192, 14532224, 16348752, 18684288, 21798336, 29064448, 32697504, 37368576, 43596672, 65395008, 87193344, 130790016, 261580032]

約数ペア:

[(1, 261580032), (2, 130790016), (3, 87193344), (4, 65395008), (6, 43596672), (7, 37368576), (8, 32697504), (9, 29064448), (12, 21798336), (14, 18684288), (16, 16348752), (18, 14532224), (21, 12456192), (24, 10899168), (28, 9342144), (32, 8174376), (36, 7266112), (42, 6228096), (48, 5449584), (49, 5338368), (56, 4671072), (63, 4152064), (64, 4087188), (72, 3633056), (84, 3114048), (96, 2724792), (98, 2669184), (112, 2335536), (126, 2076032), (128, 2043594), (144, 1816528), (147, 1779456), (168, 1557024), (192, 1362396), (196, 1334592), (224, 1167768), (252, 1038016), (256, 1021797), (288, 908264), (294, 889728), (331, 790272), (336, 778512), (343, 762624), (384, 681198), (392, 667296), (441, 593152), (448, 583884), (504, 519008), (576, 454132), (588, 444864), (662, 395136), (672, 389256), (686, 381312), (768, 340599), (784, 333648), (882, 296576), (896, 291942), (993, 263424), (1008, 259504), (1029, 254208), (1152, 227066), (1176, 222432), (1324, 197568), (1344, 194628), (1372, 190656), (1568, 166824), (1764, 148288), (1792, 145971), (1986, 131712), (2016, 129752), (2058, 127104), (2304, 113533), (2317, 112896), (2352, 111216), (2648, 98784), (2688, 97314), (2744, 95328), (2979, 87808), (3087, 84736), (3136, 83412), (3528, 74144), (3972, 65856), (4032, 64876), (4116, 63552), (4634, 56448), (4704, 55608), (5296, 49392), (5376, 48657), (5488, 47664), (5958, 43904), (6174, 42368), (6272, 41706), (6951, 37632), (7056, 37072), (7944, 32928), (8064, 32438), (8232, 31776), (9268, 28224), (9408, 27804), (10592, 24696), (10976, 23832), (11916, 21952), (12348, 21184), (12544, 20853), (13902, 18816), (14112, 18536), (15888, 16464), (16128, 16219)]