20404342080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{172801}}^1$

素因数の和:172865

約数の個数: 168

約数和(自身を含む): 71894617704

約数和(自身を除く): 51490275624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 192, 205, 240, 246, 288, 320, 328, 360, 369, 410, 480, 492, 576, 615, 656, 720, 738, 820, 960, 984, 1230, 1312, 1440, 1476, 1640, 1845, 1968, 2460, 2624, 2880, 2952, 3280, 3690, 3936, 4920, 5904, 6560, 7380, 7872, 9840, 11808, 13120, 14760, 19680, 23616, 29520, 39360, 59040, 118080, 172801, 345602, 518403, 691204, 864005, 1036806, 1382408, 1555209, 1728010, 2073612, 2592015, 2764816, 3110418, 3456020, 4147224, 5184030, 5529632, 6220836, 6912040, 7084841, 7776045, 8294448, 10368060, 11059264, 12441672, 13824080, 14169682, 15552090, 16588896, 20736120, 21254523, 24883344, 27648160, 28339364, 31104180, 33177792, 35424205, 41472240, 42509046, 49766688, 55296320, 56678728, 62208360, 63763569, 70848410, 82944480, 85018092, 99533376, 106272615, 113357456, 124416720, 127527138, 141696820, 165888960, 170036184, 212545230, 226714912, 248833440, 255054276, 283393640, 318817845, 340072368, 425090460, 453429824, 497666880, 510108552, 566787280, 637635690, 680144736, 850180920, 1020217104, 1133574560, 1275271380, 1360289472, 1700361840, 2040434208, 2267149120, 2550542760, 3400723680, 4080868416, 5101085520, 6801447360, 10202171040, 20404342080]

約数ペア:

[(1, 20404342080), (2, 10202171040), (3, 6801447360), (4, 5101085520), (5, 4080868416), (6, 3400723680), (8, 2550542760), (9, 2267149120), (10, 2040434208), (12, 1700361840), (15, 1360289472), (16, 1275271380), (18, 1133574560), (20, 1020217104), (24, 850180920), (30, 680144736), (32, 637635690), (36, 566787280), (40, 510108552), (41, 497666880), (45, 453429824), (48, 425090460), (60, 340072368), (64, 318817845), (72, 283393640), (80, 255054276), (82, 248833440), (90, 226714912), (96, 212545230), (120, 170036184), (123, 165888960), (144, 141696820), (160, 127527138), (164, 124416720), (180, 113357456), (192, 106272615), (205, 99533376), (240, 85018092), (246, 82944480), (288, 70848410), (320, 63763569), (328, 62208360), (360, 56678728), (369, 55296320), (410, 49766688), (480, 42509046), (492, 41472240), (576, 35424205), (615, 33177792), (656, 31104180), (720, 28339364), (738, 27648160), (820, 24883344), (960, 21254523), (984, 20736120), (1230, 16588896), (1312, 15552090), (1440, 14169682), (1476, 13824080), (1640, 12441672), (1845, 11059264), (1968, 10368060), (2460, 8294448), (2624, 7776045), (2880, 7084841), (2952, 6912040), (3280, 6220836), (3690, 5529632), (3936, 5184030), (4920, 4147224), (5904, 3456020), (6560, 3110418), (7380, 2764816), (7872, 2592015), (9840, 2073612), (11808, 1728010), (13120, 1555209), (14760, 1382408), (19680, 1036806), (23616, 864005), (29520, 691204), (39360, 518403), (59040, 345602), (118080, 172801)]