31372800

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 240

約数和(自身を含む): 111629760

約数和(自身を除く): 80256960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 43, 48, 50, 57, 60, 64, 75, 76, 80, 86, 95, 96, 100, 114, 120, 128, 129, 150, 152, 160, 172, 190, 192, 200, 215, 228, 240, 256, 258, 285, 300, 304, 320, 344, 380, 384, 400, 430, 456, 475, 480, 512, 516, 570, 600, 608, 640, 645, 688, 760, 768, 800, 817, 860, 912, 950, 960, 1032, 1075, 1140, 1200, 1216, 1280, 1290, 1376, 1425, 1520, 1536, 1600, 1634, 1720, 1824, 1900, 1920, 2064, 2150, 2280, 2400, 2432, 2451, 2560, 2580, 2752, 2850, 3040, 3200, 3225, 3268, 3440, 3648, 3800, 3840, 4085, 4128, 4300, 4560, 4800, 4864, 4902, 5160, 5504, 5700, 6080, 6400, 6450, 6536, 6880, 7296, 7600, 7680, 8170, 8256, 8600, 9120, 9600, 9728, 9804, 10320, 11008, 11400, 12160, 12255, 12800, 12900, 13072, 13760, 14592, 15200, 16340, 16512, 17200, 18240, 19200, 19608, 20425, 20640, 22016, 22800, 24320, 24510, 25800, 26144, 27520, 29184, 30400, 32680, 33024, 34400, 36480, 38400, 39216, 40850, 41280, 45600, 48640, 49020, 51600, 52288, 55040, 60800, 61275, 65360, 66048, 68800, 72960, 78432, 81700, 82560, 91200, 98040, 103200, 104576, 110080, 121600, 122550, 130720, 137600, 145920, 156864, 163400, 165120, 182400, 196080, 206400, 209152, 243200, 245100, 261440, 275200, 313728, 326800, 330240, 364800, 392160, 412800, 418304, 490200, 522880, 550400, 627456, 653600, 729600, 784320, 825600, 980400, 1045760, 1254912, 1307200, 1568640, 1651200, 1960800, 2091520, 2614400, 3137280, 3921600, 5228800, 6274560, 7843200, 10457600, 15686400, 31372800]

約数ペア:

[(1, 31372800), (2, 15686400), (3, 10457600), (4, 7843200), (5, 6274560), (6, 5228800), (8, 3921600), (10, 3137280), (12, 2614400), (15, 2091520), (16, 1960800), (19, 1651200), (20, 1568640), (24, 1307200), (25, 1254912), (30, 1045760), (32, 980400), (38, 825600), (40, 784320), (43, 729600), (48, 653600), (50, 627456), (57, 550400), (60, 522880), (64, 490200), (75, 418304), (76, 412800), (80, 392160), (86, 364800), (95, 330240), (96, 326800), (100, 313728), (114, 275200), (120, 261440), (128, 245100), (129, 243200), (150, 209152), (152, 206400), (160, 196080), (172, 182400), (190, 165120), (192, 163400), (200, 156864), (215, 145920), (228, 137600), (240, 130720), (256, 122550), (258, 121600), (285, 110080), (300, 104576), (304, 103200), (320, 98040), (344, 91200), (380, 82560), (384, 81700), (400, 78432), (430, 72960), (456, 68800), (475, 66048), (480, 65360), (512, 61275), (516, 60800), (570, 55040), (600, 52288), (608, 51600), (640, 49020), (645, 48640), (688, 45600), (760, 41280), (768, 40850), (800, 39216), (817, 38400), (860, 36480), (912, 34400), (950, 33024), (960, 32680), (1032, 30400), (1075, 29184), (1140, 27520), (1200, 26144), (1216, 25800), (1280, 24510), (1290, 24320), (1376, 22800), (1425, 22016), (1520, 20640), (1536, 20425), (1600, 19608), (1634, 19200), (1720, 18240), (1824, 17200), (1900, 16512), (1920, 16340), (2064, 15200), (2150, 14592), (2280, 13760), (2400, 13072), (2432, 12900), (2451, 12800), (2560, 12255), (2580, 12160), (2752, 11400), (2850, 11008), (3040, 10320), (3200, 9804), (3225, 9728), (3268, 9600), (3440, 9120), (3648, 8600), (3800, 8256), (3840, 8170), (4085, 7680), (4128, 7600), (4300, 7296), (4560, 6880), (4800, 6536), (4864, 6450), (4902, 6400), (5160, 6080), (5504, 5700)]