279143200

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{7121}}^1$

素因数の和:7155

約数の個数: 108

約数和(自身を含む): 792828162

約数和(自身を除く): 513684962

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1960, 2450, 2800, 3920, 4900, 5600, 7121, 7840, 9800, 14242, 19600, 28484, 35605, 39200, 49847, 56968, 71210, 99694, 113936, 142420, 178025, 199388, 227872, 249235, 284840, 348929, 356050, 398776, 498470, 569680, 697858, 712100, 797552, 996940, 1139360, 1246175, 1395716, 1424200, 1595104, 1744645, 1993880, 2492350, 2791432, 2848400, 3489290, 3987760, 4984700, 5582864, 5696800, 6978580, 7975520, 8723225, 9969400, 11165728, 13957160, 17446450, 19938800, 27914320, 34892900, 39877600, 55828640, 69785800, 139571600, 279143200]

約数ペア:

[(1, 279143200), (2, 139571600), (4, 69785800), (5, 55828640), (7, 39877600), (8, 34892900), (10, 27914320), (14, 19938800), (16, 17446450), (20, 13957160), (25, 11165728), (28, 9969400), (32, 8723225), (35, 7975520), (40, 6978580), (49, 5696800), (50, 5582864), (56, 4984700), (70, 3987760), (80, 3489290), (98, 2848400), (100, 2791432), (112, 2492350), (140, 1993880), (160, 1744645), (175, 1595104), (196, 1424200), (200, 1395716), (224, 1246175), (245, 1139360), (280, 996940), (350, 797552), (392, 712100), (400, 697858), (490, 569680), (560, 498470), (700, 398776), (784, 356050), (800, 348929), (980, 284840), (1120, 249235), (1225, 227872), (1400, 199388), (1568, 178025), (1960, 142420), (2450, 113936), (2800, 99694), (3920, 71210), (4900, 56968), (5600, 49847), (7121, 39200), (7840, 35605), (9800, 28484), (14242, 19600)]