396702720

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{8609}}^1$

素因数の和:8640

約数の個数: 132

約数和(自身を含む): 1374724260

約数和(自身を除く): 978021540

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, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 7680, 8609, 9216, 11520, 15360, 17218, 23040, 25827, 34436, 43045, 46080, 51654, 68872, 77481, 86090, 103308, 129135, 137744, 154962, 172180, 206616, 258270, 275488, 309924, 344360, 387405, 413232, 516540, 550976, 619848, 688720, 774810, 826464, 1033080, 1101952, 1239696, 1377440, 1549620, 1652928, 2066160, 2203904, 2479392, 2754880, 3099240, 3305856, 4132320, 4407808, 4958784, 5509760, 6198480, 6611712, 8264640, 8815616, 9917568, 11019520, 12396960, 13223424, 16529280, 19835136, 22039040, 24793920, 26446848, 33058560, 39670272, 44078080, 49587840, 66117120, 79340544, 99175680, 132234240, 198351360, 396702720]

約数ペア:

[(1, 396702720), (2, 198351360), (3, 132234240), (4, 99175680), (5, 79340544), (6, 66117120), (8, 49587840), (9, 44078080), (10, 39670272), (12, 33058560), (15, 26446848), (16, 24793920), (18, 22039040), (20, 19835136), (24, 16529280), (30, 13223424), (32, 12396960), (36, 11019520), (40, 9917568), (45, 8815616), (48, 8264640), (60, 6611712), (64, 6198480), (72, 5509760), (80, 4958784), (90, 4407808), (96, 4132320), (120, 3305856), (128, 3099240), (144, 2754880), (160, 2479392), (180, 2203904), (192, 2066160), (240, 1652928), (256, 1549620), (288, 1377440), (320, 1239696), (360, 1101952), (384, 1033080), (480, 826464), (512, 774810), (576, 688720), (640, 619848), (720, 550976), (768, 516540), (960, 413232), (1024, 387405), (1152, 344360), (1280, 309924), (1440, 275488), (1536, 258270), (1920, 206616), (2304, 172180), (2560, 154962), (2880, 137744), (3072, 129135), (3840, 103308), (4608, 86090), (5120, 77481), (5760, 68872), (7680, 51654), (8609, 46080), (9216, 43045), (11520, 34436), (15360, 25827), (17218, 23040)]