31117440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:894

約数の個数: 128

約数和(自身を含む): 104529600

約数和(自身を除く): 73412160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 853, 912, 960, 1140, 1216, 1520, 1706, 1824, 1920, 2280, 2432, 2559, 3040, 3412, 3648, 4265, 4560, 5118, 6080, 6824, 7296, 8530, 9120, 10236, 12160, 12795, 13648, 16207, 17060, 18240, 20472, 25590, 27296, 32414, 34120, 36480, 40944, 48621, 51180, 54592, 64828, 68240, 81035, 81888, 97242, 102360, 109184, 129656, 136480, 162070, 163776, 194484, 204720, 243105, 259312, 272960, 324140, 327552, 388968, 409440, 486210, 518624, 545920, 648280, 777936, 818880, 972420, 1037248, 1296560, 1555872, 1637760, 1944840, 2074496, 2593120, 3111744, 3889680, 5186240, 6223488, 7779360, 10372480, 15558720, 31117440]

約数ペア:

[(1, 31117440), (2, 15558720), (3, 10372480), (4, 7779360), (5, 6223488), (6, 5186240), (8, 3889680), (10, 3111744), (12, 2593120), (15, 2074496), (16, 1944840), (19, 1637760), (20, 1555872), (24, 1296560), (30, 1037248), (32, 972420), (38, 818880), (40, 777936), (48, 648280), (57, 545920), (60, 518624), (64, 486210), (76, 409440), (80, 388968), (95, 327552), (96, 324140), (114, 272960), (120, 259312), (128, 243105), (152, 204720), (160, 194484), (190, 163776), (192, 162070), (228, 136480), (240, 129656), (285, 109184), (304, 102360), (320, 97242), (380, 81888), (384, 81035), (456, 68240), (480, 64828), (570, 54592), (608, 51180), (640, 48621), (760, 40944), (853, 36480), (912, 34120), (960, 32414), (1140, 27296), (1216, 25590), (1520, 20472), (1706, 18240), (1824, 17060), (1920, 16207), (2280, 13648), (2432, 12795), (2559, 12160), (3040, 10236), (3412, 9120), (3648, 8530), (4265, 7296), (4560, 6824), (5118, 6080)]