128303168

素因数分解:

$2^6\times 7^2\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:440

約数の個数: 84

約数和(自身を含む): 299173392

約数和(自身を除く): 170870224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 163, 196, 224, 251, 326, 392, 448, 502, 652, 784, 1004, 1141, 1304, 1568, 1757, 2008, 2282, 2608, 3136, 3514, 4016, 4564, 5216, 7028, 7987, 8032, 9128, 10432, 12299, 14056, 15974, 16064, 18256, 24598, 28112, 31948, 36512, 40913, 49196, 56224, 63896, 73024, 81826, 98392, 112448, 127792, 163652, 196784, 255584, 286391, 327304, 393568, 511168, 572782, 654608, 787136, 1145564, 1309216, 2004737, 2291128, 2618432, 4009474, 4582256, 8018948, 9164512, 16037896, 18329024, 32075792, 64151584, 128303168]

約数ペア:

[(1, 128303168), (2, 64151584), (4, 32075792), (7, 18329024), (8, 16037896), (14, 9164512), (16, 8018948), (28, 4582256), (32, 4009474), (49, 2618432), (56, 2291128), (64, 2004737), (98, 1309216), (112, 1145564), (163, 787136), (196, 654608), (224, 572782), (251, 511168), (326, 393568), (392, 327304), (448, 286391), (502, 255584), (652, 196784), (784, 163652), (1004, 127792), (1141, 112448), (1304, 98392), (1568, 81826), (1757, 73024), (2008, 63896), (2282, 56224), (2608, 49196), (3136, 40913), (3514, 36512), (4016, 31948), (4564, 28112), (5216, 24598), (7028, 18256), (7987, 16064), (8032, 15974), (9128, 14056), (10432, 12299)]