1282711680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{74231}}^1$

素因数の和:74259

約数の個数: 128

約数和(自身を含む): 4542998400

約数和(自身を除く): 3260286720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 74231, 148462, 222693, 296924, 371155, 445386, 593848, 668079, 742310, 890772, 1113465, 1187696, 1336158, 1484620, 1781544, 2004237, 2226930, 2375392, 2672316, 2969240, 3340395, 3563088, 4008474, 4453860, 4750784, 5344632, 5938480, 6680790, 7126176, 8016948, 8907720, 9501568, 10021185, 10689264, 11876960, 13361580, 14252352, 16033896, 17815440, 20042370, 21378528, 23753920, 26723160, 28504704, 32067792, 35630880, 40084740, 42757056, 47507840, 53446320, 64135584, 71261760, 80169480, 85514112, 106892640, 128271168, 142523520, 160338960, 213785280, 256542336, 320677920, 427570560, 641355840, 1282711680]

約数ペア:

[(1, 1282711680), (2, 641355840), (3, 427570560), (4, 320677920), (5, 256542336), (6, 213785280), (8, 160338960), (9, 142523520), (10, 128271168), (12, 106892640), (15, 85514112), (16, 80169480), (18, 71261760), (20, 64135584), (24, 53446320), (27, 47507840), (30, 42757056), (32, 40084740), (36, 35630880), (40, 32067792), (45, 28504704), (48, 26723160), (54, 23753920), (60, 21378528), (64, 20042370), (72, 17815440), (80, 16033896), (90, 14252352), (96, 13361580), (108, 11876960), (120, 10689264), (128, 10021185), (135, 9501568), (144, 8907720), (160, 8016948), (180, 7126176), (192, 6680790), (216, 5938480), (240, 5344632), (270, 4750784), (288, 4453860), (320, 4008474), (360, 3563088), (384, 3340395), (432, 2969240), (480, 2672316), (540, 2375392), (576, 2226930), (640, 2004237), (720, 1781544), (864, 1484620), (960, 1336158), (1080, 1187696), (1152, 1113465), (1440, 890772), (1728, 742310), (1920, 668079), (2160, 593848), (2880, 445386), (3456, 371155), (4320, 296924), (5760, 222693), (8640, 148462), (17280, 74231)]