128515648

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:180

約数の個数: 112

約数和(自身を含む): 287267904

約数和(自身を除く): 158752256

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 43, 64, 67, 68, 82, 86, 134, 136, 164, 172, 268, 272, 328, 344, 536, 544, 656, 688, 697, 731, 1072, 1088, 1139, 1312, 1376, 1394, 1462, 1763, 2144, 2278, 2624, 2747, 2752, 2788, 2881, 2924, 3526, 4288, 4556, 5494, 5576, 5762, 5848, 7052, 9112, 10988, 11152, 11524, 11696, 14104, 18224, 21976, 22304, 23048, 23392, 28208, 29971, 36448, 43952, 44608, 46096, 46699, 46784, 48977, 56416, 59942, 72896, 87904, 92192, 93398, 97954, 112832, 118121, 119884, 175808, 184384, 186796, 195908, 236242, 239768, 373592, 391816, 472484, 479536, 747184, 783632, 944968, 959072, 1494368, 1567264, 1889936, 1918144, 2008057, 2988736, 3134528, 3779872, 4016114, 7559744, 8032228, 16064456, 32128912, 64257824, 128515648]

約数ペア:

[(1, 128515648), (2, 64257824), (4, 32128912), (8, 16064456), (16, 8032228), (17, 7559744), (32, 4016114), (34, 3779872), (41, 3134528), (43, 2988736), (64, 2008057), (67, 1918144), (68, 1889936), (82, 1567264), (86, 1494368), (134, 959072), (136, 944968), (164, 783632), (172, 747184), (268, 479536), (272, 472484), (328, 391816), (344, 373592), (536, 239768), (544, 236242), (656, 195908), (688, 186796), (697, 184384), (731, 175808), (1072, 119884), (1088, 118121), (1139, 112832), (1312, 97954), (1376, 93398), (1394, 92192), (1462, 87904), (1763, 72896), (2144, 59942), (2278, 56416), (2624, 48977), (2747, 46784), (2752, 46699), (2788, 46096), (2881, 44608), (2924, 43952), (3526, 36448), (4288, 29971), (4556, 28208), (5494, 23392), (5576, 23048), (5762, 22304), (5848, 21976), (7052, 18224), (9112, 14104), (10988, 11696), (11152, 11524)]