381505376

素因数分解:

$2^5\times 7^2\times {\mathrm{467}}^1\times {\mathrm{521}}^1$

素因数の和:1012

約数の個数: 72

約数和(自身を含む): 877266936

約数和(自身を除く): 495761560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 467, 521, 784, 934, 1042, 1568, 1868, 2084, 3269, 3647, 3736, 4168, 6538, 7294, 7472, 8336, 13076, 14588, 14944, 16672, 22883, 25529, 26152, 29176, 45766, 51058, 52304, 58352, 91532, 102116, 104608, 116704, 183064, 204232, 243307, 366128, 408464, 486614, 732256, 816928, 973228, 1703149, 1946456, 3406298, 3892912, 6812596, 7785824, 11922043, 13625192, 23844086, 27250384, 47688172, 54500768, 95376344, 190752688, 381505376]

約数ペア:

[(1, 381505376), (2, 190752688), (4, 95376344), (7, 54500768), (8, 47688172), (14, 27250384), (16, 23844086), (28, 13625192), (32, 11922043), (49, 7785824), (56, 6812596), (98, 3892912), (112, 3406298), (196, 1946456), (224, 1703149), (392, 973228), (467, 816928), (521, 732256), (784, 486614), (934, 408464), (1042, 366128), (1568, 243307), (1868, 204232), (2084, 183064), (3269, 116704), (3647, 104608), (3736, 102116), (4168, 91532), (6538, 58352), (7294, 52304), (7472, 51058), (8336, 45766), (13076, 29176), (14588, 26152), (14944, 25529), (16672, 22883)]