390903968

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:315

約数の個数: 144

約数和(自身を含む): 978130944

約数和(自身を除く): 587226976

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 127, 151, 182, 196, 208, 224, 254, 302, 364, 392, 416, 508, 604, 637, 728, 784, 889, 1016, 1057, 1208, 1274, 1456, 1568, 1651, 1778, 1963, 2032, 2114, 2416, 2548, 2912, 3302, 3556, 3926, 4064, 4228, 4832, 5096, 6223, 6604, 7112, 7399, 7852, 8456, 10192, 11557, 12446, 13208, 13741, 14224, 14798, 15704, 16912, 19177, 20384, 23114, 24892, 26416, 27482, 28448, 29596, 31408, 33824, 38354, 46228, 49784, 52832, 54964, 59192, 62816, 76708, 80899, 92456, 96187, 99568, 109928, 118384, 134239, 153416, 161798, 184912, 192374, 199136, 219856, 236768, 249301, 268478, 306832, 323596, 369824, 384748, 439712, 498602, 536956, 613664, 647192, 769496, 939673, 997204, 1073912, 1294384, 1538992, 1745107, 1879346, 1994408, 2147824, 2588768, 3077984, 3490214, 3758692, 3988816, 4295648, 6980428, 7517384, 7977632, 12215749, 13960856, 15034768, 24431498, 27921712, 30069536, 48862996, 55843424, 97725992, 195451984, 390903968]

約数ペア:

[(1, 390903968), (2, 195451984), (4, 97725992), (7, 55843424), (8, 48862996), (13, 30069536), (14, 27921712), (16, 24431498), (26, 15034768), (28, 13960856), (32, 12215749), (49, 7977632), (52, 7517384), (56, 6980428), (91, 4295648), (98, 3988816), (104, 3758692), (112, 3490214), (127, 3077984), (151, 2588768), (182, 2147824), (196, 1994408), (208, 1879346), (224, 1745107), (254, 1538992), (302, 1294384), (364, 1073912), (392, 997204), (416, 939673), (508, 769496), (604, 647192), (637, 613664), (728, 536956), (784, 498602), (889, 439712), (1016, 384748), (1057, 369824), (1208, 323596), (1274, 306832), (1456, 268478), (1568, 249301), (1651, 236768), (1778, 219856), (1963, 199136), (2032, 192374), (2114, 184912), (2416, 161798), (2548, 153416), (2912, 134239), (3302, 118384), (3556, 109928), (3926, 99568), (4064, 96187), (4228, 92456), (4832, 80899), (5096, 76708), (6223, 62816), (6604, 59192), (7112, 54964), (7399, 52832), (7852, 49784), (8456, 46228), (10192, 38354), (11557, 33824), (12446, 31408), (13208, 29596), (13741, 28448), (14224, 27482), (14798, 26416), (15704, 24892), (16912, 23114), (19177, 20384)]