72529920

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{787}}^1$

素因数の和:820

約数の個数: 144

約数和(自身を含む): 251695080

約数和(自身を除く): 179165160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 787, 960, 1024, 1152, 1280, 1440, 1536, 1574, 1920, 2048, 2304, 2361, 2560, 2880, 3072, 3148, 3840, 3935, 4608, 4722, 5120, 5760, 6144, 6296, 7083, 7680, 7870, 9216, 9444, 10240, 11520, 11805, 12592, 14166, 15360, 15740, 18432, 18888, 23040, 23610, 25184, 28332, 30720, 31480, 35415, 37776, 46080, 47220, 50368, 56664, 62960, 70830, 75552, 92160, 94440, 100736, 113328, 125920, 141660, 151104, 188880, 201472, 226656, 251840, 283320, 302208, 377760, 402944, 453312, 503680, 566640, 604416, 755520, 805888, 906624, 1007360, 1133280, 1208832, 1511040, 1611776, 1813248, 2014720, 2266560, 2417664, 3022080, 3626496, 4029440, 4533120, 4835328, 6044160, 7252992, 8058880, 9066240, 12088320, 14505984, 18132480, 24176640, 36264960, 72529920]

約数ペア:

[(1, 72529920), (2, 36264960), (3, 24176640), (4, 18132480), (5, 14505984), (6, 12088320), (8, 9066240), (9, 8058880), (10, 7252992), (12, 6044160), (15, 4835328), (16, 4533120), (18, 4029440), (20, 3626496), (24, 3022080), (30, 2417664), (32, 2266560), (36, 2014720), (40, 1813248), (45, 1611776), (48, 1511040), (60, 1208832), (64, 1133280), (72, 1007360), (80, 906624), (90, 805888), (96, 755520), (120, 604416), (128, 566640), (144, 503680), (160, 453312), (180, 402944), (192, 377760), (240, 302208), (256, 283320), (288, 251840), (320, 226656), (360, 201472), (384, 188880), (480, 151104), (512, 141660), (576, 125920), (640, 113328), (720, 100736), (768, 94440), (787, 92160), (960, 75552), (1024, 70830), (1152, 62960), (1280, 56664), (1440, 50368), (1536, 47220), (1574, 46080), (1920, 37776), (2048, 35415), (2304, 31480), (2361, 30720), (2560, 28332), (2880, 25184), (3072, 23610), (3148, 23040), (3840, 18888), (3935, 18432), (4608, 15740), (4722, 15360), (5120, 14166), (5760, 12592), (6144, 11805), (6296, 11520), (7083, 10240), (7680, 9444), (7870, 9216)]