161848960

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:443

約数の個数: 192

約数和(自身を含む): 485934120

約数和(自身を除く): 324085160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 320, 364, 392, 397, 416, 448, 455, 490, 520, 560, 637, 640, 728, 784, 794, 832, 896, 910, 980, 1040, 1120, 1274, 1456, 1568, 1588, 1664, 1820, 1960, 1985, 2080, 2240, 2548, 2779, 2912, 3136, 3176, 3185, 3640, 3920, 3970, 4160, 4480, 5096, 5161, 5558, 5824, 6272, 6352, 6370, 7280, 7840, 7940, 8320, 10192, 10322, 11116, 11648, 12704, 12740, 13895, 14560, 15680, 15880, 19453, 20384, 20644, 22232, 25408, 25480, 25805, 27790, 29120, 31360, 31760, 36127, 38906, 40768, 41288, 44464, 50816, 50960, 51610, 55580, 58240, 63520, 72254, 77812, 81536, 82576, 88928, 97265, 101920, 103220, 111160, 127040, 144508, 155624, 165152, 177856, 180635, 194530, 203840, 206440, 222320, 252889, 254080, 289016, 311248, 330304, 355712, 361270, 389060, 407680, 412880, 444640, 505778, 578032, 622496, 660608, 722540, 778120, 825760, 889280, 1011556, 1156064, 1244992, 1264445, 1445080, 1556240, 1651520, 1778560, 2023112, 2312128, 2489984, 2528890, 2890160, 3112480, 3303040, 4046224, 4624256, 5057780, 5780320, 6224960, 8092448, 10115560, 11560640, 12449920, 16184896, 20231120, 23121280, 32369792, 40462240, 80924480, 161848960]

約数ペア:

[(1, 161848960), (2, 80924480), (4, 40462240), (5, 32369792), (7, 23121280), (8, 20231120), (10, 16184896), (13, 12449920), (14, 11560640), (16, 10115560), (20, 8092448), (26, 6224960), (28, 5780320), (32, 5057780), (35, 4624256), (40, 4046224), (49, 3303040), (52, 3112480), (56, 2890160), (64, 2528890), (65, 2489984), (70, 2312128), (80, 2023112), (91, 1778560), (98, 1651520), (104, 1556240), (112, 1445080), (128, 1264445), (130, 1244992), (140, 1156064), (160, 1011556), (182, 889280), (196, 825760), (208, 778120), (224, 722540), (245, 660608), (260, 622496), (280, 578032), (320, 505778), (364, 444640), (392, 412880), (397, 407680), (416, 389060), (448, 361270), (455, 355712), (490, 330304), (520, 311248), (560, 289016), (637, 254080), (640, 252889), (728, 222320), (784, 206440), (794, 203840), (832, 194530), (896, 180635), (910, 177856), (980, 165152), (1040, 155624), (1120, 144508), (1274, 127040), (1456, 111160), (1568, 103220), (1588, 101920), (1664, 97265), (1820, 88928), (1960, 82576), (1985, 81536), (2080, 77812), (2240, 72254), (2548, 63520), (2779, 58240), (2912, 55580), (3136, 51610), (3176, 50960), (3185, 50816), (3640, 44464), (3920, 41288), (3970, 40768), (4160, 38906), (4480, 36127), (5096, 31760), (5161, 31360), (5558, 29120), (5824, 27790), (6272, 25805), (6352, 25480), (6370, 25408), (7280, 22232), (7840, 20644), (7940, 20384), (8320, 19453), (10192, 15880), (10322, 15680), (11116, 14560), (11648, 13895), (12704, 12740)]