65840640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{8573}}^1$

素因数の和:8599

約数の個数: 80

約数和(自身を含む): 210508848

約数和(自身を除く): 144668208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 8573, 17146, 25719, 34292, 42865, 51438, 68584, 85730, 102876, 128595, 137168, 171460, 205752, 257190, 274336, 342920, 411504, 514380, 548672, 685840, 823008, 1028760, 1097344, 1371680, 1646016, 2057520, 2194688, 2743360, 3292032, 4115040, 4389376, 5486720, 6584064, 8230080, 10973440, 13168128, 16460160, 21946880, 32920320, 65840640]

約数ペア:

[(1, 65840640), (2, 32920320), (3, 21946880), (4, 16460160), (5, 13168128), (6, 10973440), (8, 8230080), (10, 6584064), (12, 5486720), (15, 4389376), (16, 4115040), (20, 3292032), (24, 2743360), (30, 2194688), (32, 2057520), (40, 1646016), (48, 1371680), (60, 1097344), (64, 1028760), (80, 823008), (96, 685840), (120, 548672), (128, 514380), (160, 411504), (192, 342920), (240, 274336), (256, 257190), (320, 205752), (384, 171460), (480, 137168), (512, 128595), (640, 102876), (768, 85730), (960, 68584), (1280, 51438), (1536, 42865), (1920, 34292), (2560, 25719), (3840, 17146), (7680, 8573)]