490607488

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1108

約数の個数: 128

約数和(自身を含む): 1222041600

約数和(自身を除く): 731434112

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 64, 68, 112, 119, 124, 128, 136, 217, 224, 238, 248, 272, 434, 448, 476, 496, 527, 544, 868, 896, 952, 992, 1039, 1054, 1088, 1736, 1904, 1984, 2078, 2108, 2176, 3472, 3689, 3808, 3968, 4156, 4216, 6944, 7273, 7378, 7616, 8312, 8432, 13888, 14546, 14756, 15232, 16624, 16864, 17663, 27776, 29092, 29512, 32209, 33248, 33728, 35326, 58184, 59024, 64418, 66496, 67456, 70652, 116368, 118048, 123641, 128836, 132992, 141304, 225463, 232736, 236096, 247282, 257672, 282608, 450926, 465472, 472192, 494564, 515344, 547553, 565216, 901852, 930944, 989128, 1030688, 1095106, 1130432, 1803704, 1978256, 2061376, 2190212, 2260864, 3607408, 3832871, 3956512, 4122752, 4380424, 7214816, 7665742, 7913024, 8760848, 14429632, 15331484, 15826048, 17521696, 28859264, 30662968, 35043392, 61325936, 70086784, 122651872, 245303744, 490607488]

約数ペア:

[(1, 490607488), (2, 245303744), (4, 122651872), (7, 70086784), (8, 61325936), (14, 35043392), (16, 30662968), (17, 28859264), (28, 17521696), (31, 15826048), (32, 15331484), (34, 14429632), (56, 8760848), (62, 7913024), (64, 7665742), (68, 7214816), (112, 4380424), (119, 4122752), (124, 3956512), (128, 3832871), (136, 3607408), (217, 2260864), (224, 2190212), (238, 2061376), (248, 1978256), (272, 1803704), (434, 1130432), (448, 1095106), (476, 1030688), (496, 989128), (527, 930944), (544, 901852), (868, 565216), (896, 547553), (952, 515344), (992, 494564), (1039, 472192), (1054, 465472), (1088, 450926), (1736, 282608), (1904, 257672), (1984, 247282), (2078, 236096), (2108, 232736), (2176, 225463), (3472, 141304), (3689, 132992), (3808, 128836), (3968, 123641), (4156, 118048), (4216, 116368), (6944, 70652), (7273, 67456), (7378, 66496), (7616, 64418), (8312, 59024), (8432, 58184), (13888, 35326), (14546, 33728), (14756, 33248), (15232, 32209), (16624, 29512), (16864, 29092), (17663, 27776)]