20576160

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1$

素因数の和:468

約数の個数: 192

約数和(自身を含む): 78744960

約数和(自身を除く): 58168800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 330, 352, 360, 396, 432, 433, 440, 480, 495, 528, 540, 594, 660, 720, 792, 864, 866, 880, 990, 1056, 1080, 1188, 1299, 1320, 1440, 1485, 1584, 1732, 1760, 1980, 2160, 2165, 2376, 2598, 2640, 2970, 3168, 3464, 3897, 3960, 4320, 4330, 4752, 4763, 5196, 5280, 5940, 6495, 6928, 7794, 7920, 8660, 9504, 9526, 10392, 11691, 11880, 12990, 13856, 14289, 15588, 15840, 17320, 19052, 19485, 20784, 23382, 23760, 23815, 25980, 28578, 31176, 34640, 38104, 38970, 41568, 42867, 46764, 47520, 47630, 51960, 57156, 58455, 62352, 69280, 71445, 76208, 77940, 85734, 93528, 95260, 103920, 114312, 116910, 124704, 128601, 142890, 152416, 155880, 171468, 187056, 190520, 207840, 214335, 228624, 233820, 257202, 285780, 311760, 342936, 374112, 381040, 428670, 457248, 467640, 514404, 571560, 623520, 643005, 685872, 762080, 857340, 935280, 1028808, 1143120, 1286010, 1371744, 1714680, 1870560, 2057616, 2286240, 2572020, 3429360, 4115232, 5144040, 6858720, 10288080, 20576160]

約数ペア:

[(1, 20576160), (2, 10288080), (3, 6858720), (4, 5144040), (5, 4115232), (6, 3429360), (8, 2572020), (9, 2286240), (10, 2057616), (11, 1870560), (12, 1714680), (15, 1371744), (16, 1286010), (18, 1143120), (20, 1028808), (22, 935280), (24, 857340), (27, 762080), (30, 685872), (32, 643005), (33, 623520), (36, 571560), (40, 514404), (44, 467640), (45, 457248), (48, 428670), (54, 381040), (55, 374112), (60, 342936), (66, 311760), (72, 285780), (80, 257202), (88, 233820), (90, 228624), (96, 214335), (99, 207840), (108, 190520), (110, 187056), (120, 171468), (132, 155880), (135, 152416), (144, 142890), (160, 128601), (165, 124704), (176, 116910), (180, 114312), (198, 103920), (216, 95260), (220, 93528), (240, 85734), (264, 77940), (270, 76208), (288, 71445), (297, 69280), (330, 62352), (352, 58455), (360, 57156), (396, 51960), (432, 47630), (433, 47520), (440, 46764), (480, 42867), (495, 41568), (528, 38970), (540, 38104), (594, 34640), (660, 31176), (720, 28578), (792, 25980), (864, 23815), (866, 23760), (880, 23382), (990, 20784), (1056, 19485), (1080, 19052), (1188, 17320), (1299, 15840), (1320, 15588), (1440, 14289), (1485, 13856), (1584, 12990), (1732, 11880), (1760, 11691), (1980, 10392), (2160, 9526), (2165, 9504), (2376, 8660), (2598, 7920), (2640, 7794), (2970, 6928), (3168, 6495), (3464, 5940), (3897, 5280), (3960, 5196), (4320, 4763), (4330, 4752)]