209468560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22003}}^1$

素因数の和:22040

約数の個数: 80

約数和(自身を含む): 589355136

約数和(自身を除く): 379886576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 22003, 44006, 88012, 110015, 154021, 176024, 220030, 308042, 352048, 374051, 440060, 616084, 748102, 770105, 880120, 1232168, 1496204, 1540210, 1760240, 1870255, 2464336, 2618357, 2992408, 3080420, 3740510, 5236714, 5984816, 6160840, 7481020, 10473428, 12321680, 13091785, 14962040, 20946856, 26183570, 29924080, 41893712, 52367140, 104734280, 209468560]

約数ペア:

[(1, 209468560), (2, 104734280), (4, 52367140), (5, 41893712), (7, 29924080), (8, 26183570), (10, 20946856), (14, 14962040), (16, 13091785), (17, 12321680), (20, 10473428), (28, 7481020), (34, 6160840), (35, 5984816), (40, 5236714), (56, 3740510), (68, 3080420), (70, 2992408), (80, 2618357), (85, 2464336), (112, 1870255), (119, 1760240), (136, 1540210), (140, 1496204), (170, 1232168), (238, 880120), (272, 770105), (280, 748102), (340, 616084), (476, 440060), (560, 374051), (595, 352048), (680, 308042), (952, 220030), (1190, 176024), (1360, 154021), (1904, 110015), (2380, 88012), (4760, 44006), (9520, 22003)]