660746240

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1$

素因数の和:466

約数の個数: 208

約数和(自身を含む): 1981566720

約数和(自身を除く): 1320820480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 419, 440, 448, 512, 560, 616, 640, 704, 770, 838, 880, 896, 1024, 1120, 1232, 1280, 1408, 1540, 1676, 1760, 1792, 2048, 2095, 2240, 2464, 2560, 2816, 2933, 3080, 3352, 3520, 3584, 4096, 4190, 4480, 4609, 4928, 5120, 5632, 5866, 6160, 6704, 7040, 7168, 8380, 8960, 9218, 9856, 10240, 11264, 11732, 12320, 13408, 14080, 14336, 14665, 16760, 17920, 18436, 19712, 20480, 22528, 23045, 23464, 24640, 26816, 28160, 28672, 29330, 32263, 33520, 35840, 36872, 39424, 45056, 46090, 46928, 49280, 53632, 56320, 58660, 64526, 67040, 71680, 73744, 78848, 92180, 93856, 98560, 107264, 112640, 117320, 129052, 134080, 143360, 147488, 157696, 161315, 184360, 187712, 197120, 214528, 225280, 234640, 258104, 268160, 294976, 315392, 322630, 368720, 375424, 394240, 429056, 469280, 516208, 536320, 589952, 645260, 737440, 750848, 788480, 858112, 938560, 1032416, 1072640, 1179904, 1290520, 1474880, 1501696, 1576960, 1716224, 1877120, 2064832, 2145280, 2359808, 2581040, 2949760, 3003392, 3754240, 4129664, 4290560, 4719616, 5162080, 5899520, 6006784, 7508480, 8259328, 8581120, 9439232, 10324160, 11799040, 12013568, 15016960, 16518656, 18878464, 20648320, 23598080, 30033920, 33037312, 41296640, 47196160, 60067840, 66074624, 82593280, 94392320, 132149248, 165186560, 330373120, 660746240]

約数ペア:

[(1, 660746240), (2, 330373120), (4, 165186560), (5, 132149248), (7, 94392320), (8, 82593280), (10, 66074624), (11, 60067840), (14, 47196160), (16, 41296640), (20, 33037312), (22, 30033920), (28, 23598080), (32, 20648320), (35, 18878464), (40, 16518656), (44, 15016960), (55, 12013568), (56, 11799040), (64, 10324160), (70, 9439232), (77, 8581120), (80, 8259328), (88, 7508480), (110, 6006784), (112, 5899520), (128, 5162080), (140, 4719616), (154, 4290560), (160, 4129664), (176, 3754240), (220, 3003392), (224, 2949760), (256, 2581040), (280, 2359808), (308, 2145280), (320, 2064832), (352, 1877120), (385, 1716224), (419, 1576960), (440, 1501696), (448, 1474880), (512, 1290520), (560, 1179904), (616, 1072640), (640, 1032416), (704, 938560), (770, 858112), (838, 788480), (880, 750848), (896, 737440), (1024, 645260), (1120, 589952), (1232, 536320), (1280, 516208), (1408, 469280), (1540, 429056), (1676, 394240), (1760, 375424), (1792, 368720), (2048, 322630), (2095, 315392), (2240, 294976), (2464, 268160), (2560, 258104), (2816, 234640), (2933, 225280), (3080, 214528), (3352, 197120), (3520, 187712), (3584, 184360), (4096, 161315), (4190, 157696), (4480, 147488), (4609, 143360), (4928, 134080), (5120, 129052), (5632, 117320), (5866, 112640), (6160, 107264), (6704, 98560), (7040, 93856), (7168, 92180), (8380, 78848), (8960, 73744), (9218, 71680), (9856, 67040), (10240, 64526), (11264, 58660), (11732, 56320), (12320, 53632), (13408, 49280), (14080, 46928), (14336, 46090), (14665, 45056), (16760, 39424), (17920, 36872), (18436, 35840), (19712, 33520), (20480, 32263), (22528, 29330), (23045, 28672), (23464, 28160), (24640, 26816)]