211923040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{27031}}^1$

素因数の和:27060

約数の個数: 72

約数和(自身を含む): 582431472

約数和(自身を除く): 370508432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 27031, 54062, 108124, 135155, 189217, 216248, 270310, 378434, 432496, 540620, 756868, 864992, 946085, 1081240, 1324519, 1513736, 1892170, 2162480, 2649038, 3027472, 3784340, 4324960, 5298076, 6054944, 6622595, 7568680, 10596152, 13245190, 15137360, 21192304, 26490380, 30274720, 42384608, 52980760, 105961520, 211923040]

約数ペア:

[(1, 211923040), (2, 105961520), (4, 52980760), (5, 42384608), (7, 30274720), (8, 26490380), (10, 21192304), (14, 15137360), (16, 13245190), (20, 10596152), (28, 7568680), (32, 6622595), (35, 6054944), (40, 5298076), (49, 4324960), (56, 3784340), (70, 3027472), (80, 2649038), (98, 2162480), (112, 1892170), (140, 1513736), (160, 1324519), (196, 1081240), (224, 946085), (245, 864992), (280, 756868), (392, 540620), (490, 432496), (560, 378434), (784, 270310), (980, 216248), (1120, 189217), (1568, 135155), (1960, 108124), (3920, 54062), (7840, 27031)]