64408320

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{5591}}^1$

素因数の和:5618

約数の個数: 108

約数和(自身を含む): 222885936

約数和(自身を除く): 158477616

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, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5591, 5760, 11182, 11520, 16773, 22364, 27955, 33546, 44728, 50319, 55910, 67092, 83865, 89456, 100638, 111820, 134184, 167730, 178912, 201276, 223640, 251595, 268368, 335460, 357824, 402552, 447280, 503190, 536736, 670920, 715648, 805104, 894560, 1006380, 1073472, 1341840, 1431296, 1610208, 1789120, 2012760, 2146944, 2683680, 3220416, 3578240, 4025520, 4293888, 5367360, 6440832, 7156480, 8051040, 10734720, 12881664, 16102080, 21469440, 32204160, 64408320]

約数ペア:

[(1, 64408320), (2, 32204160), (3, 21469440), (4, 16102080), (5, 12881664), (6, 10734720), (8, 8051040), (9, 7156480), (10, 6440832), (12, 5367360), (15, 4293888), (16, 4025520), (18, 3578240), (20, 3220416), (24, 2683680), (30, 2146944), (32, 2012760), (36, 1789120), (40, 1610208), (45, 1431296), (48, 1341840), (60, 1073472), (64, 1006380), (72, 894560), (80, 805104), (90, 715648), (96, 670920), (120, 536736), (128, 503190), (144, 447280), (160, 402552), (180, 357824), (192, 335460), (240, 268368), (256, 251595), (288, 223640), (320, 201276), (360, 178912), (384, 167730), (480, 134184), (576, 111820), (640, 100638), (720, 89456), (768, 83865), (960, 67092), (1152, 55910), (1280, 50319), (1440, 44728), (1920, 33546), (2304, 27955), (2880, 22364), (3840, 16773), (5591, 11520), (5760, 11182)]