31948800

素因数分解:

$2^{15}\times 3^1\times 5^2\times {\mathrm{13}}^1$

素因数の和:56

約数の個数: 192

約数和(自身を含む): 113768760

約数和(自身を除く): 81819960

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, 66560, 76800, 79872, 81920, 83200, 98304, 99840, 102400, 106496, 122880, 124800, 133120, 153600, 159744, 163840, 166400, 199680, 204800, 212992, 245760, 249600, 266240, 307200, 319488, 332800, 399360, 409600, 425984, 491520, 499200, 532480, 614400, 638976, 665600, 798720, 819200, 998400, 1064960, 1228800, 1277952, 1331200, 1597440, 1996800, 2129920, 2457600, 2662400, 3194880, 3993600, 5324800, 6389760, 7987200, 10649600, 15974400, 31948800]

約数ペア:

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