71865600

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 216

約数和(自身を含む): 250921440

約数和(自身を除く): 179055840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 64, 75, 76, 80, 95, 96, 100, 114, 120, 128, 150, 152, 160, 190, 192, 197, 200, 228, 240, 256, 285, 300, 304, 320, 380, 384, 394, 400, 456, 475, 480, 570, 591, 600, 608, 640, 760, 768, 788, 800, 912, 950, 960, 985, 1140, 1182, 1200, 1216, 1280, 1425, 1520, 1576, 1600, 1824, 1900, 1920, 1970, 2280, 2364, 2400, 2432, 2850, 2955, 3040, 3152, 3200, 3648, 3743, 3800, 3840, 3940, 4560, 4728, 4800, 4864, 4925, 5700, 5910, 6080, 6304, 6400, 7296, 7486, 7600, 7880, 9120, 9456, 9600, 9850, 11229, 11400, 11820, 12160, 12608, 14592, 14775, 14972, 15200, 15760, 18240, 18715, 18912, 19200, 19700, 22458, 22800, 23640, 24320, 25216, 29550, 29944, 30400, 31520, 36480, 37430, 37824, 39400, 44916, 45600, 47280, 50432, 56145, 59100, 59888, 60800, 63040, 72960, 74860, 75648, 78800, 89832, 91200, 93575, 94560, 112290, 118200, 119776, 121600, 126080, 149720, 151296, 157600, 179664, 182400, 187150, 189120, 224580, 236400, 239552, 252160, 280725, 299440, 315200, 359328, 364800, 374300, 378240, 449160, 472800, 479104, 561450, 598880, 630400, 718656, 748600, 756480, 898320, 945600, 958208, 1122900, 1197760, 1260800, 1437312, 1497200, 1796640, 1891200, 2245800, 2395520, 2874624, 2994400, 3593280, 3782400, 4491600, 4791040, 5988800, 7186560, 8983200, 11977600, 14373120, 17966400, 23955200, 35932800, 71865600]

約数ペア:

[(1, 71865600), (2, 35932800), (3, 23955200), (4, 17966400), (5, 14373120), (6, 11977600), (8, 8983200), (10, 7186560), (12, 5988800), (15, 4791040), (16, 4491600), (19, 3782400), (20, 3593280), (24, 2994400), (25, 2874624), (30, 2395520), (32, 2245800), (38, 1891200), (40, 1796640), (48, 1497200), (50, 1437312), (57, 1260800), (60, 1197760), (64, 1122900), (75, 958208), (76, 945600), (80, 898320), (95, 756480), (96, 748600), (100, 718656), (114, 630400), (120, 598880), (128, 561450), (150, 479104), (152, 472800), (160, 449160), (190, 378240), (192, 374300), (197, 364800), (200, 359328), (228, 315200), (240, 299440), (256, 280725), (285, 252160), (300, 239552), (304, 236400), (320, 224580), (380, 189120), (384, 187150), (394, 182400), (400, 179664), (456, 157600), (475, 151296), (480, 149720), (570, 126080), (591, 121600), (600, 119776), (608, 118200), (640, 112290), (760, 94560), (768, 93575), (788, 91200), (800, 89832), (912, 78800), (950, 75648), (960, 74860), (985, 72960), (1140, 63040), (1182, 60800), (1200, 59888), (1216, 59100), (1280, 56145), (1425, 50432), (1520, 47280), (1576, 45600), (1600, 44916), (1824, 39400), (1900, 37824), (1920, 37430), (1970, 36480), (2280, 31520), (2364, 30400), (2400, 29944), (2432, 29550), (2850, 25216), (2955, 24320), (3040, 23640), (3152, 22800), (3200, 22458), (3648, 19700), (3743, 19200), (3800, 18912), (3840, 18715), (3940, 18240), (4560, 15760), (4728, 15200), (4800, 14972), (4864, 14775), (4925, 14592), (5700, 12608), (5910, 12160), (6080, 11820), (6304, 11400), (6400, 11229), (7296, 9850), (7486, 9600), (7600, 9456), (7880, 9120)]