172328320

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 446808960

約数和(自身を除く): 274480640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 128, 136, 160, 170, 188, 235, 272, 320, 337, 340, 376, 470, 544, 640, 674, 680, 752, 799, 940, 1088, 1348, 1360, 1504, 1598, 1685, 1880, 2176, 2696, 2720, 3008, 3196, 3370, 3760, 3995, 5392, 5440, 5729, 6016, 6392, 6740, 7520, 7990, 10784, 10880, 11458, 12784, 13480, 15040, 15839, 15980, 21568, 22916, 25568, 26960, 28645, 30080, 31678, 31960, 43136, 45832, 51136, 53920, 57290, 63356, 63920, 79195, 91664, 102272, 107840, 114580, 126712, 127840, 158390, 183328, 215680, 229160, 253424, 255680, 269263, 316780, 366656, 458320, 506848, 511360, 538526, 633560, 733312, 916640, 1013696, 1077052, 1267120, 1346315, 1833280, 2027392, 2154104, 2534240, 2692630, 3666560, 4308208, 5068480, 5385260, 8616416, 10136960, 10770520, 17232832, 21541040, 34465664, 43082080, 86164160, 172328320]

約数ペア:

[(1, 172328320), (2, 86164160), (4, 43082080), (5, 34465664), (8, 21541040), (10, 17232832), (16, 10770520), (17, 10136960), (20, 8616416), (32, 5385260), (34, 5068480), (40, 4308208), (47, 3666560), (64, 2692630), (68, 2534240), (80, 2154104), (85, 2027392), (94, 1833280), (128, 1346315), (136, 1267120), (160, 1077052), (170, 1013696), (188, 916640), (235, 733312), (272, 633560), (320, 538526), (337, 511360), (340, 506848), (376, 458320), (470, 366656), (544, 316780), (640, 269263), (674, 255680), (680, 253424), (752, 229160), (799, 215680), (940, 183328), (1088, 158390), (1348, 127840), (1360, 126712), (1504, 114580), (1598, 107840), (1685, 102272), (1880, 91664), (2176, 79195), (2696, 63920), (2720, 63356), (3008, 57290), (3196, 53920), (3370, 51136), (3760, 45832), (3995, 43136), (5392, 31960), (5440, 31678), (5729, 30080), (6016, 28645), (6392, 26960), (6740, 25568), (7520, 22916), (7990, 21568), (10784, 15980), (10880, 15839), (11458, 15040), (12784, 13480)]