71543040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 236253696

約数和(自身を除く): 164710656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 601, 620, 640, 744, 768, 930, 960, 992, 1202, 1240, 1280, 1488, 1803, 1860, 1920, 1984, 2404, 2480, 2976, 3005, 3606, 3720, 3840, 3968, 4808, 4960, 5952, 6010, 7212, 7440, 7936, 9015, 9616, 9920, 11904, 12020, 14424, 14880, 18030, 18631, 19232, 19840, 23808, 24040, 28848, 29760, 36060, 37262, 38464, 39680, 48080, 55893, 57696, 59520, 72120, 74524, 76928, 93155, 96160, 111786, 115392, 119040, 144240, 149048, 153856, 186310, 192320, 223572, 230784, 279465, 288480, 298096, 372620, 384640, 447144, 461568, 558930, 576960, 596192, 745240, 769280, 894288, 1117860, 1153920, 1192384, 1490480, 1788576, 2235720, 2307840, 2384768, 2980960, 3577152, 4471440, 4769536, 5961920, 7154304, 8942880, 11923840, 14308608, 17885760, 23847680, 35771520, 71543040]

約数ペア:

[(1, 71543040), (2, 35771520), (3, 23847680), (4, 17885760), (5, 14308608), (6, 11923840), (8, 8942880), (10, 7154304), (12, 5961920), (15, 4769536), (16, 4471440), (20, 3577152), (24, 2980960), (30, 2384768), (31, 2307840), (32, 2235720), (40, 1788576), (48, 1490480), (60, 1192384), (62, 1153920), (64, 1117860), (80, 894288), (93, 769280), (96, 745240), (120, 596192), (124, 576960), (128, 558930), (155, 461568), (160, 447144), (186, 384640), (192, 372620), (240, 298096), (248, 288480), (256, 279465), (310, 230784), (320, 223572), (372, 192320), (384, 186310), (465, 153856), (480, 149048), (496, 144240), (601, 119040), (620, 115392), (640, 111786), (744, 96160), (768, 93155), (930, 76928), (960, 74524), (992, 72120), (1202, 59520), (1240, 57696), (1280, 55893), (1488, 48080), (1803, 39680), (1860, 38464), (1920, 37262), (1984, 36060), (2404, 29760), (2480, 28848), (2976, 24040), (3005, 23808), (3606, 19840), (3720, 19232), (3840, 18631), (3968, 18030), (4808, 14880), (4960, 14424), (5952, 12020), (6010, 11904), (7212, 9920), (7440, 9616), (7936, 9015)]