641355840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{74231}}^1$

素因数の和:74257

約数の個数: 112

約数和(自身を含む): 2262591360

約数和(自身を除く): 1621235520

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, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 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, 10021185, 10689264, 11876960, 13361580, 14252352, 16033896, 17815440, 20042370, 21378528, 23753920, 26723160, 32067792, 35630880, 40084740, 42757056, 53446320, 64135584, 71261760, 80169480, 106892640, 128271168, 160338960, 213785280, 320677920, 641355840]

約数ペア:

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