261350400

素因数分解:

$2^{10}\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 264

約数和(自身を含む): 895505184

約数和(自身を除く): 634154784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 41, 48, 50, 60, 64, 75, 80, 82, 83, 96, 100, 120, 123, 128, 150, 160, 164, 166, 192, 200, 205, 240, 246, 249, 256, 300, 320, 328, 332, 384, 400, 410, 415, 480, 492, 498, 512, 600, 615, 640, 656, 664, 768, 800, 820, 830, 960, 984, 996, 1024, 1025, 1200, 1230, 1245, 1280, 1312, 1328, 1536, 1600, 1640, 1660, 1920, 1968, 1992, 2050, 2075, 2400, 2460, 2490, 2560, 2624, 2656, 3072, 3075, 3200, 3280, 3320, 3403, 3840, 3936, 3984, 4100, 4150, 4800, 4920, 4980, 5120, 5248, 5312, 6150, 6225, 6400, 6560, 6640, 6806, 7680, 7872, 7968, 8200, 8300, 9600, 9840, 9960, 10209, 10496, 10624, 12300, 12450, 12800, 13120, 13280, 13612, 15360, 15744, 15936, 16400, 16600, 17015, 19200, 19680, 19920, 20418, 20992, 21248, 24600, 24900, 25600, 26240, 26560, 27224, 31488, 31872, 32800, 33200, 34030, 38400, 39360, 39840, 40836, 41984, 42496, 49200, 49800, 51045, 52480, 53120, 54448, 62976, 63744, 65600, 66400, 68060, 76800, 78720, 79680, 81672, 84992, 85075, 98400, 99600, 102090, 104960, 106240, 108896, 125952, 127488, 131200, 132800, 136120, 157440, 159360, 163344, 170150, 196800, 199200, 204180, 209920, 212480, 217792, 254976, 255225, 262400, 265600, 272240, 314880, 318720, 326688, 340300, 393600, 398400, 408360, 424960, 435584, 510450, 524800, 531200, 544480, 629760, 637440, 653376, 680600, 787200, 796800, 816720, 871168, 1020900, 1049600, 1062400, 1088960, 1274880, 1306752, 1361200, 1574400, 1593600, 1633440, 1742336, 2041800, 2124800, 2177920, 2613504, 2722400, 3148800, 3187200, 3266880, 3484672, 4083600, 4355840, 5227008, 5444800, 6374400, 6533760, 8167200, 8711680, 10454016, 10889600, 13067520, 16334400, 17423360, 21779200, 26135040, 32668800, 43558400, 52270080, 65337600, 87116800, 130675200, 261350400]

約数ペア:

[(1, 261350400), (2, 130675200), (3, 87116800), (4, 65337600), (5, 52270080), (6, 43558400), (8, 32668800), (10, 26135040), (12, 21779200), (15, 17423360), (16, 16334400), (20, 13067520), (24, 10889600), (25, 10454016), (30, 8711680), (32, 8167200), (40, 6533760), (41, 6374400), (48, 5444800), (50, 5227008), (60, 4355840), (64, 4083600), (75, 3484672), (80, 3266880), (82, 3187200), (83, 3148800), (96, 2722400), (100, 2613504), (120, 2177920), (123, 2124800), (128, 2041800), (150, 1742336), (160, 1633440), (164, 1593600), (166, 1574400), (192, 1361200), (200, 1306752), (205, 1274880), (240, 1088960), (246, 1062400), (249, 1049600), (256, 1020900), (300, 871168), (320, 816720), (328, 796800), (332, 787200), (384, 680600), (400, 653376), (410, 637440), (415, 629760), (480, 544480), (492, 531200), (498, 524800), (512, 510450), (600, 435584), (615, 424960), (640, 408360), (656, 398400), (664, 393600), (768, 340300), (800, 326688), (820, 318720), (830, 314880), (960, 272240), (984, 265600), (996, 262400), (1024, 255225), (1025, 254976), (1200, 217792), (1230, 212480), (1245, 209920), (1280, 204180), (1312, 199200), (1328, 196800), (1536, 170150), (1600, 163344), (1640, 159360), (1660, 157440), (1920, 136120), (1968, 132800), (1992, 131200), (2050, 127488), (2075, 125952), (2400, 108896), (2460, 106240), (2490, 104960), (2560, 102090), (2624, 99600), (2656, 98400), (3072, 85075), (3075, 84992), (3200, 81672), (3280, 79680), (3320, 78720), (3403, 76800), (3840, 68060), (3936, 66400), (3984, 65600), (4100, 63744), (4150, 62976), (4800, 54448), (4920, 53120), (4980, 52480), (5120, 51045), (5248, 49800), (5312, 49200), (6150, 42496), (6225, 41984), (6400, 40836), (6560, 39840), (6640, 39360), (6806, 38400), (7680, 34030), (7872, 33200), (7968, 32800), (8200, 31872), (8300, 31488), (9600, 27224), (9840, 26560), (9960, 26240), (10209, 25600), (10496, 24900), (10624, 24600), (12300, 21248), (12450, 20992), (12800, 20418), (13120, 19920), (13280, 19680), (13612, 19200), (15360, 17015), (15744, 16600), (15936, 16400)]