166517680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 120

約数和(自身を含む): 455716368

約数和(自身を除く): 289198688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 107, 112, 140, 196, 214, 245, 280, 392, 397, 428, 490, 535, 560, 749, 784, 794, 856, 980, 1070, 1498, 1588, 1712, 1960, 1985, 2140, 2779, 2996, 3176, 3745, 3920, 3970, 4280, 5243, 5558, 5992, 6352, 7490, 7940, 8560, 10486, 11116, 11984, 13895, 14980, 15880, 19453, 20972, 22232, 26215, 27790, 29960, 31760, 38906, 41944, 42479, 44464, 52430, 55580, 59920, 77812, 83888, 84958, 97265, 104860, 111160, 155624, 169916, 194530, 209720, 212395, 222320, 297353, 311248, 339832, 389060, 419440, 424790, 594706, 679664, 778120, 849580, 1189412, 1486765, 1556240, 1699160, 2081471, 2378824, 2973530, 3398320, 4162942, 4757648, 5947060, 8325884, 10407355, 11894120, 16651768, 20814710, 23788240, 33303536, 41629420, 83258840, 166517680]

約数ペア:

[(1, 166517680), (2, 83258840), (4, 41629420), (5, 33303536), (7, 23788240), (8, 20814710), (10, 16651768), (14, 11894120), (16, 10407355), (20, 8325884), (28, 5947060), (35, 4757648), (40, 4162942), (49, 3398320), (56, 2973530), (70, 2378824), (80, 2081471), (98, 1699160), (107, 1556240), (112, 1486765), (140, 1189412), (196, 849580), (214, 778120), (245, 679664), (280, 594706), (392, 424790), (397, 419440), (428, 389060), (490, 339832), (535, 311248), (560, 297353), (749, 222320), (784, 212395), (794, 209720), (856, 194530), (980, 169916), (1070, 155624), (1498, 111160), (1588, 104860), (1712, 97265), (1960, 84958), (1985, 83888), (2140, 77812), (2779, 59920), (2996, 55580), (3176, 52430), (3745, 44464), (3920, 42479), (3970, 41944), (4280, 38906), (5243, 31760), (5558, 29960), (5992, 27790), (6352, 26215), (7490, 22232), (7940, 20972), (8560, 19453), (10486, 15880), (11116, 14980), (11984, 13895)]