681606016

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:556

約数の個数: 128

約数和(自身を含む): 1686182400

約数和(自身を除く): 1004576384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 163, 182, 208, 224, 326, 359, 364, 416, 448, 652, 718, 728, 832, 896, 1141, 1304, 1436, 1456, 1664, 2119, 2282, 2513, 2608, 2872, 2912, 4238, 4564, 4667, 5026, 5216, 5744, 5824, 8476, 9128, 9334, 10052, 10432, 11488, 11648, 14833, 16952, 18256, 18668, 20104, 20864, 22976, 29666, 32669, 33904, 36512, 37336, 40208, 45952, 58517, 59332, 65338, 67808, 73024, 74672, 80416, 117034, 118664, 130676, 135616, 146048, 149344, 160832, 234068, 237328, 261352, 271232, 298688, 321664, 409619, 468136, 474656, 522704, 597376, 760721, 819238, 936272, 949312, 1045408, 1521442, 1638476, 1872544, 1898624, 2090816, 3042884, 3276952, 3745088, 4181632, 5325047, 6085768, 6553904, 7490176, 10650094, 12171536, 13107808, 21300188, 24343072, 26215616, 42600376, 48686144, 52431232, 85200752, 97372288, 170401504, 340803008, 681606016]

約数ペア:

[(1, 681606016), (2, 340803008), (4, 170401504), (7, 97372288), (8, 85200752), (13, 52431232), (14, 48686144), (16, 42600376), (26, 26215616), (28, 24343072), (32, 21300188), (52, 13107808), (56, 12171536), (64, 10650094), (91, 7490176), (104, 6553904), (112, 6085768), (128, 5325047), (163, 4181632), (182, 3745088), (208, 3276952), (224, 3042884), (326, 2090816), (359, 1898624), (364, 1872544), (416, 1638476), (448, 1521442), (652, 1045408), (718, 949312), (728, 936272), (832, 819238), (896, 760721), (1141, 597376), (1304, 522704), (1436, 474656), (1456, 468136), (1664, 409619), (2119, 321664), (2282, 298688), (2513, 271232), (2608, 261352), (2872, 237328), (2912, 234068), (4238, 160832), (4564, 149344), (4667, 146048), (5026, 135616), (5216, 130676), (5744, 118664), (5824, 117034), (8476, 80416), (9128, 74672), (9334, 73024), (10052, 67808), (10432, 65338), (11488, 59332), (11648, 58517), (14833, 45952), (16952, 40208), (18256, 37336), (18668, 36512), (20104, 33904), (20864, 32669), (22976, 29666)]