255590400

素因数分解:

$2^{18}\times 3^1\times 5^2\times {\mathrm{13}}^1$

素因数の和:62

約数の個数: 228

約数和(自身を含む): 910162232

約数和(自身を除く): 654571832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 256, 260, 300, 312, 320, 325, 384, 390, 400, 416, 480, 512, 520, 600, 624, 640, 650, 768, 780, 800, 832, 960, 975, 1024, 1040, 1200, 1248, 1280, 1300, 1536, 1560, 1600, 1664, 1920, 1950, 2048, 2080, 2400, 2496, 2560, 2600, 3072, 3120, 3200, 3328, 3840, 3900, 4096, 4160, 4800, 4992, 5120, 5200, 6144, 6240, 6400, 6656, 7680, 7800, 8192, 8320, 9600, 9984, 10240, 10400, 12288, 12480, 12800, 13312, 15360, 15600, 16384, 16640, 19200, 19968, 20480, 20800, 24576, 24960, 25600, 26624, 30720, 31200, 32768, 33280, 38400, 39936, 40960, 41600, 49152, 49920, 51200, 53248, 61440, 62400, 65536, 66560, 76800, 79872, 81920, 83200, 98304, 99840, 102400, 106496, 122880, 124800, 131072, 133120, 153600, 159744, 163840, 166400, 196608, 199680, 204800, 212992, 245760, 249600, 262144, 266240, 307200, 319488, 327680, 332800, 393216, 399360, 409600, 425984, 491520, 499200, 532480, 614400, 638976, 655360, 665600, 786432, 798720, 819200, 851968, 983040, 998400, 1064960, 1228800, 1277952, 1310720, 1331200, 1597440, 1638400, 1703936, 1966080, 1996800, 2129920, 2457600, 2555904, 2662400, 3194880, 3276800, 3407872, 3932160, 3993600, 4259840, 4915200, 5111808, 5324800, 6389760, 6553600, 7987200, 8519680, 9830400, 10223616, 10649600, 12779520, 15974400, 17039360, 19660800, 21299200, 25559040, 31948800, 42598400, 51118080, 63897600, 85196800, 127795200, 255590400]

約数ペア:

[(1, 255590400), (2, 127795200), (3, 85196800), (4, 63897600), (5, 51118080), (6, 42598400), (8, 31948800), (10, 25559040), (12, 21299200), (13, 19660800), (15, 17039360), (16, 15974400), (20, 12779520), (24, 10649600), (25, 10223616), (26, 9830400), (30, 8519680), (32, 7987200), (39, 6553600), (40, 6389760), (48, 5324800), (50, 5111808), (52, 4915200), (60, 4259840), (64, 3993600), (65, 3932160), (75, 3407872), (78, 3276800), (80, 3194880), (96, 2662400), (100, 2555904), (104, 2457600), (120, 2129920), (128, 1996800), (130, 1966080), (150, 1703936), (156, 1638400), (160, 1597440), (192, 1331200), (195, 1310720), (200, 1277952), (208, 1228800), (240, 1064960), (256, 998400), (260, 983040), (300, 851968), (312, 819200), (320, 798720), (325, 786432), (384, 665600), (390, 655360), (400, 638976), (416, 614400), (480, 532480), (512, 499200), (520, 491520), (600, 425984), (624, 409600), (640, 399360), (650, 393216), (768, 332800), (780, 327680), (800, 319488), (832, 307200), (960, 266240), (975, 262144), (1024, 249600), (1040, 245760), (1200, 212992), (1248, 204800), (1280, 199680), (1300, 196608), (1536, 166400), (1560, 163840), (1600, 159744), (1664, 153600), (1920, 133120), (1950, 131072), (2048, 124800), (2080, 122880), (2400, 106496), (2496, 102400), (2560, 99840), (2600, 98304), (3072, 83200), (3120, 81920), (3200, 79872), (3328, 76800), (3840, 66560), (3900, 65536), (4096, 62400), (4160, 61440), (4800, 53248), (4992, 51200), (5120, 49920), (5200, 49152), (6144, 41600), (6240, 40960), (6400, 39936), (6656, 38400), (7680, 33280), (7800, 32768), (8192, 31200), (8320, 30720), (9600, 26624), (9984, 25600), (10240, 24960), (10400, 24576), (12288, 20800), (12480, 20480), (12800, 19968), (13312, 19200), (15360, 16640), (15600, 16384)]