127778560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1097}}^1$

素因数の和:1138

約数の個数: 144

約数和(自身を含む): 377044416

約数和(自身を除く): 249265856

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1097, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2194, 2240, 2912, 3328, 3640, 4160, 4388, 4480, 5485, 5824, 7280, 7679, 8320, 8776, 8960, 10970, 11648, 14261, 14560, 15358, 16640, 17552, 21940, 23296, 28522, 29120, 30716, 35104, 38395, 43880, 57044, 58240, 61432, 70208, 71305, 76790, 87760, 99827, 114088, 116480, 122864, 140416, 142610, 153580, 175520, 199654, 228176, 245728, 280832, 285220, 307160, 351040, 399308, 456352, 491456, 499135, 570440, 614320, 702080, 798616, 912704, 982912, 998270, 1140880, 1228640, 1404160, 1597232, 1825408, 1965824, 1996540, 2281760, 2457280, 3194464, 3650816, 3993080, 4563520, 4914560, 6388928, 7986160, 9127040, 9829120, 12777856, 15972320, 18254080, 25555712, 31944640, 63889280, 127778560]

約数ペア:

[(1, 127778560), (2, 63889280), (4, 31944640), (5, 25555712), (7, 18254080), (8, 15972320), (10, 12777856), (13, 9829120), (14, 9127040), (16, 7986160), (20, 6388928), (26, 4914560), (28, 4563520), (32, 3993080), (35, 3650816), (40, 3194464), (52, 2457280), (56, 2281760), (64, 1996540), (65, 1965824), (70, 1825408), (80, 1597232), (91, 1404160), (104, 1228640), (112, 1140880), (128, 998270), (130, 982912), (140, 912704), (160, 798616), (182, 702080), (208, 614320), (224, 570440), (256, 499135), (260, 491456), (280, 456352), (320, 399308), (364, 351040), (416, 307160), (448, 285220), (455, 280832), (520, 245728), (560, 228176), (640, 199654), (728, 175520), (832, 153580), (896, 142610), (910, 140416), (1040, 122864), (1097, 116480), (1120, 114088), (1280, 99827), (1456, 87760), (1664, 76790), (1792, 71305), (1820, 70208), (2080, 61432), (2194, 58240), (2240, 57044), (2912, 43880), (3328, 38395), (3640, 35104), (4160, 30716), (4388, 29120), (4480, 28522), (5485, 23296), (5824, 21940), (7280, 17552), (7679, 16640), (8320, 15358), (8776, 14560), (8960, 14261), (10970, 11648)]