164039680

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 176

約数和(自身を含む): 471628800

約数和(自身を除く): 307589120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 199, 224, 230, 256, 280, 320, 322, 368, 398, 448, 460, 512, 560, 640, 644, 736, 796, 805, 896, 920, 995, 1024, 1120, 1280, 1288, 1393, 1472, 1592, 1610, 1792, 1840, 1990, 2240, 2560, 2576, 2786, 2944, 3184, 3220, 3584, 3680, 3980, 4480, 4577, 5120, 5152, 5572, 5888, 6368, 6440, 6965, 7168, 7360, 7960, 8960, 9154, 10304, 11144, 11776, 12736, 12880, 13930, 14720, 15920, 17920, 18308, 20608, 22288, 22885, 23552, 25472, 25760, 27860, 29440, 31840, 32039, 35840, 36616, 41216, 44576, 45770, 50944, 51520, 55720, 58880, 63680, 64078, 73232, 82432, 89152, 91540, 101888, 103040, 111440, 117760, 127360, 128156, 146464, 160195, 164864, 178304, 183080, 203776, 206080, 222880, 254720, 256312, 292928, 320390, 356608, 366160, 412160, 445760, 509440, 512624, 585856, 640780, 713216, 732320, 824320, 891520, 1018880, 1025248, 1171712, 1281560, 1426432, 1464640, 1783040, 2050496, 2343424, 2563120, 2929280, 3566080, 4100992, 4686848, 5126240, 5858560, 7132160, 8201984, 10252480, 11717120, 16403968, 20504960, 23434240, 32807936, 41009920, 82019840, 164039680]

約数ペア:

[(1, 164039680), (2, 82019840), (4, 41009920), (5, 32807936), (7, 23434240), (8, 20504960), (10, 16403968), (14, 11717120), (16, 10252480), (20, 8201984), (23, 7132160), (28, 5858560), (32, 5126240), (35, 4686848), (40, 4100992), (46, 3566080), (56, 2929280), (64, 2563120), (70, 2343424), (80, 2050496), (92, 1783040), (112, 1464640), (115, 1426432), (128, 1281560), (140, 1171712), (160, 1025248), (161, 1018880), (184, 891520), (199, 824320), (224, 732320), (230, 713216), (256, 640780), (280, 585856), (320, 512624), (322, 509440), (368, 445760), (398, 412160), (448, 366160), (460, 356608), (512, 320390), (560, 292928), (640, 256312), (644, 254720), (736, 222880), (796, 206080), (805, 203776), (896, 183080), (920, 178304), (995, 164864), (1024, 160195), (1120, 146464), (1280, 128156), (1288, 127360), (1393, 117760), (1472, 111440), (1592, 103040), (1610, 101888), (1792, 91540), (1840, 89152), (1990, 82432), (2240, 73232), (2560, 64078), (2576, 63680), (2786, 58880), (2944, 55720), (3184, 51520), (3220, 50944), (3584, 45770), (3680, 44576), (3980, 41216), (4480, 36616), (4577, 35840), (5120, 32039), (5152, 31840), (5572, 29440), (5888, 27860), (6368, 25760), (6440, 25472), (6965, 23552), (7168, 22885), (7360, 22288), (7960, 20608), (8960, 18308), (9154, 17920), (10304, 15920), (11144, 14720), (11776, 13930), (12736, 12880)]