171335680

素因数分解:

$2^{13}\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 112

約数和(自身を含む): 424647360

約数和(自身を除く): 253311680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 89, 94, 128, 160, 178, 188, 235, 256, 320, 356, 376, 445, 470, 512, 640, 712, 752, 890, 940, 1024, 1280, 1424, 1504, 1780, 1880, 2048, 2560, 2848, 3008, 3560, 3760, 4096, 4183, 5120, 5696, 6016, 7120, 7520, 8192, 8366, 10240, 11392, 12032, 14240, 15040, 16732, 20480, 20915, 22784, 24064, 28480, 30080, 33464, 40960, 41830, 45568, 48128, 56960, 60160, 66928, 83660, 91136, 96256, 113920, 120320, 133856, 167320, 182272, 192512, 227840, 240640, 267712, 334640, 364544, 385024, 455680, 481280, 535424, 669280, 729088, 911360, 962560, 1070848, 1338560, 1822720, 1925120, 2141696, 2677120, 3645440, 4283392, 5354240, 8566784, 10708480, 17133568, 21416960, 34267136, 42833920, 85667840, 171335680]

約数ペア:

[(1, 171335680), (2, 85667840), (4, 42833920), (5, 34267136), (8, 21416960), (10, 17133568), (16, 10708480), (20, 8566784), (32, 5354240), (40, 4283392), (47, 3645440), (64, 2677120), (80, 2141696), (89, 1925120), (94, 1822720), (128, 1338560), (160, 1070848), (178, 962560), (188, 911360), (235, 729088), (256, 669280), (320, 535424), (356, 481280), (376, 455680), (445, 385024), (470, 364544), (512, 334640), (640, 267712), (712, 240640), (752, 227840), (890, 192512), (940, 182272), (1024, 167320), (1280, 133856), (1424, 120320), (1504, 113920), (1780, 96256), (1880, 91136), (2048, 83660), (2560, 66928), (2848, 60160), (3008, 56960), (3560, 48128), (3760, 45568), (4096, 41830), (4183, 40960), (5120, 33464), (5696, 30080), (6016, 28480), (7120, 24064), (7520, 22784), (8192, 20915), (8366, 20480), (10240, 16732), (11392, 15040), (12032, 14240)]