210237440

素因数分解:

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

素因数の和:460

約数の個数: 144

約数和(自身を含む): 588205800

約数和(自身を除く): 377968360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 419, 448, 490, 512, 560, 640, 784, 838, 896, 980, 1024, 1120, 1280, 1568, 1676, 1792, 1960, 2048, 2095, 2240, 2560, 2933, 3136, 3352, 3584, 3920, 4190, 4480, 5120, 5866, 6272, 6704, 7168, 7840, 8380, 8960, 10240, 11732, 12544, 13408, 14336, 14665, 15680, 16760, 17920, 20531, 23464, 25088, 26816, 29330, 31360, 33520, 35840, 41062, 46928, 50176, 53632, 58660, 62720, 67040, 71680, 82124, 93856, 100352, 102655, 107264, 117320, 125440, 134080, 164248, 187712, 205310, 214528, 234640, 250880, 268160, 328496, 375424, 410620, 429056, 469280, 501760, 536320, 656992, 750848, 821240, 858112, 938560, 1072640, 1313984, 1501696, 1642480, 1877120, 2145280, 2627968, 3003392, 3284960, 3754240, 4290560, 5255936, 6006784, 6569920, 7508480, 10511872, 13139840, 15016960, 21023744, 26279680, 30033920, 42047488, 52559360, 105118720, 210237440]

約数ペア:

[(1, 210237440), (2, 105118720), (4, 52559360), (5, 42047488), (7, 30033920), (8, 26279680), (10, 21023744), (14, 15016960), (16, 13139840), (20, 10511872), (28, 7508480), (32, 6569920), (35, 6006784), (40, 5255936), (49, 4290560), (56, 3754240), (64, 3284960), (70, 3003392), (80, 2627968), (98, 2145280), (112, 1877120), (128, 1642480), (140, 1501696), (160, 1313984), (196, 1072640), (224, 938560), (245, 858112), (256, 821240), (280, 750848), (320, 656992), (392, 536320), (419, 501760), (448, 469280), (490, 429056), (512, 410620), (560, 375424), (640, 328496), (784, 268160), (838, 250880), (896, 234640), (980, 214528), (1024, 205310), (1120, 187712), (1280, 164248), (1568, 134080), (1676, 125440), (1792, 117320), (1960, 107264), (2048, 102655), (2095, 100352), (2240, 93856), (2560, 82124), (2933, 71680), (3136, 67040), (3352, 62720), (3584, 58660), (3920, 53632), (4190, 50176), (4480, 46928), (5120, 41062), (5866, 35840), (6272, 33520), (6704, 31360), (7168, 29330), (7840, 26816), (8380, 25088), (8960, 23464), (10240, 20531), (11732, 17920), (12544, 16760), (13408, 15680), (14336, 14665)]