21922560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1$

素因数の和:211

約数の個数: 216

約数和(自身を含む): 83223504

約数和(自身を除く): 61300944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 173, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 346, 352, 360, 384, 396, 440, 480, 495, 519, 528, 576, 640, 660, 692, 704, 720, 768, 792, 865, 880, 960, 990, 1038, 1056, 1152, 1280, 1320, 1384, 1408, 1440, 1557, 1584, 1730, 1760, 1903, 1920, 1980, 2076, 2112, 2304, 2595, 2640, 2768, 2816, 2880, 3114, 3168, 3460, 3520, 3806, 3840, 3960, 4152, 4224, 5190, 5280, 5536, 5709, 5760, 6228, 6336, 6920, 7040, 7612, 7785, 7920, 8304, 8448, 9515, 10380, 10560, 11072, 11418, 11520, 12456, 12672, 13840, 14080, 15224, 15570, 15840, 16608, 17127, 19030, 20760, 21120, 22144, 22836, 24912, 25344, 27680, 28545, 30448, 31140, 31680, 33216, 34254, 38060, 41520, 42240, 44288, 45672, 49824, 55360, 57090, 60896, 62280, 63360, 66432, 68508, 76120, 83040, 85635, 91344, 99648, 110720, 114180, 121792, 124560, 126720, 132864, 137016, 152240, 166080, 171270, 182688, 199296, 221440, 228360, 243584, 249120, 274032, 304480, 332160, 342540, 365376, 398592, 456720, 487168, 498240, 548064, 608960, 664320, 685080, 730752, 913440, 996480, 1096128, 1217920, 1370160, 1461504, 1826880, 1992960, 2192256, 2435840, 2740320, 3653760, 4384512, 5480640, 7307520, 10961280, 21922560]

約数ペア:

[(1, 21922560), (2, 10961280), (3, 7307520), (4, 5480640), (5, 4384512), (6, 3653760), (8, 2740320), (9, 2435840), (10, 2192256), (11, 1992960), (12, 1826880), (15, 1461504), (16, 1370160), (18, 1217920), (20, 1096128), (22, 996480), (24, 913440), (30, 730752), (32, 685080), (33, 664320), (36, 608960), (40, 548064), (44, 498240), (45, 487168), (48, 456720), (55, 398592), (60, 365376), (64, 342540), (66, 332160), (72, 304480), (80, 274032), (88, 249120), (90, 243584), (96, 228360), (99, 221440), (110, 199296), (120, 182688), (128, 171270), (132, 166080), (144, 152240), (160, 137016), (165, 132864), (173, 126720), (176, 124560), (180, 121792), (192, 114180), (198, 110720), (220, 99648), (240, 91344), (256, 85635), (264, 83040), (288, 76120), (320, 68508), (330, 66432), (346, 63360), (352, 62280), (360, 60896), (384, 57090), (396, 55360), (440, 49824), (480, 45672), (495, 44288), (519, 42240), (528, 41520), (576, 38060), (640, 34254), (660, 33216), (692, 31680), (704, 31140), (720, 30448), (768, 28545), (792, 27680), (865, 25344), (880, 24912), (960, 22836), (990, 22144), (1038, 21120), (1056, 20760), (1152, 19030), (1280, 17127), (1320, 16608), (1384, 15840), (1408, 15570), (1440, 15224), (1557, 14080), (1584, 13840), (1730, 12672), (1760, 12456), (1903, 11520), (1920, 11418), (1980, 11072), (2076, 10560), (2112, 10380), (2304, 9515), (2595, 8448), (2640, 8304), (2768, 7920), (2816, 7785), (2880, 7612), (3114, 7040), (3168, 6920), (3460, 6336), (3520, 6228), (3806, 5760), (3840, 5709), (3960, 5536), (4152, 5280), (4224, 5190)]