289076480

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1$

素因数の和:465

約数の個数: 216

約数和(自身を含む): 880800480

約数和(自身を除く): 591724000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 256, 280, 308, 320, 352, 385, 392, 419, 440, 448, 490, 539, 560, 616, 640, 704, 770, 784, 838, 880, 896, 980, 1078, 1120, 1232, 1280, 1408, 1540, 1568, 1676, 1760, 1792, 1960, 2095, 2156, 2240, 2464, 2695, 2816, 2933, 3080, 3136, 3352, 3520, 3920, 4190, 4312, 4480, 4609, 4928, 5390, 5866, 6160, 6272, 6704, 7040, 7840, 8380, 8624, 8960, 9218, 9856, 10780, 11732, 12320, 12544, 13408, 14080, 14665, 15680, 16760, 17248, 18436, 19712, 20531, 21560, 23045, 23464, 24640, 26816, 29330, 31360, 32263, 33520, 34496, 36872, 41062, 43120, 46090, 46928, 49280, 53632, 58660, 62720, 64526, 67040, 68992, 73744, 82124, 86240, 92180, 93856, 98560, 102655, 107264, 117320, 129052, 134080, 137984, 147488, 161315, 164248, 172480, 184360, 187712, 205310, 225841, 234640, 258104, 268160, 294976, 322630, 328496, 344960, 368720, 375424, 410620, 451682, 469280, 516208, 536320, 589952, 645260, 656992, 689920, 737440, 750848, 821240, 903364, 938560, 1032416, 1129205, 1179904, 1290520, 1313984, 1474880, 1642480, 1806728, 1877120, 2064832, 2258410, 2581040, 2627968, 2949760, 3284960, 3613456, 3754240, 4129664, 4516820, 5162080, 5255936, 5899520, 6569920, 7226912, 8259328, 9033640, 10324160, 13139840, 14453824, 18067280, 20648320, 26279680, 28907648, 36134560, 41296640, 57815296, 72269120, 144538240, 289076480]

約数ペア:

[(1, 289076480), (2, 144538240), (4, 72269120), (5, 57815296), (7, 41296640), (8, 36134560), (10, 28907648), (11, 26279680), (14, 20648320), (16, 18067280), (20, 14453824), (22, 13139840), (28, 10324160), (32, 9033640), (35, 8259328), (40, 7226912), (44, 6569920), (49, 5899520), (55, 5255936), (56, 5162080), (64, 4516820), (70, 4129664), (77, 3754240), (80, 3613456), (88, 3284960), (98, 2949760), (110, 2627968), (112, 2581040), (128, 2258410), (140, 2064832), (154, 1877120), (160, 1806728), (176, 1642480), (196, 1474880), (220, 1313984), (224, 1290520), (245, 1179904), (256, 1129205), (280, 1032416), (308, 938560), (320, 903364), (352, 821240), (385, 750848), (392, 737440), (419, 689920), (440, 656992), (448, 645260), (490, 589952), (539, 536320), (560, 516208), (616, 469280), (640, 451682), (704, 410620), (770, 375424), (784, 368720), (838, 344960), (880, 328496), (896, 322630), (980, 294976), (1078, 268160), (1120, 258104), (1232, 234640), (1280, 225841), (1408, 205310), (1540, 187712), (1568, 184360), (1676, 172480), (1760, 164248), (1792, 161315), (1960, 147488), (2095, 137984), (2156, 134080), (2240, 129052), (2464, 117320), (2695, 107264), (2816, 102655), (2933, 98560), (3080, 93856), (3136, 92180), (3352, 86240), (3520, 82124), (3920, 73744), (4190, 68992), (4312, 67040), (4480, 64526), (4609, 62720), (4928, 58660), (5390, 53632), (5866, 49280), (6160, 46928), (6272, 46090), (6704, 43120), (7040, 41062), (7840, 36872), (8380, 34496), (8624, 33520), (8960, 32263), (9218, 31360), (9856, 29330), (10780, 26816), (11732, 24640), (12320, 23464), (12544, 23045), (13408, 21560), (14080, 20531), (14665, 19712), (15680, 18436), (16760, 17248)]