161252080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 160

約数和(自身を含む): 442257408

約数和(自身を除く): 281005328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 40, 44, 46, 55, 62, 80, 88, 92, 110, 115, 124, 155, 176, 184, 220, 230, 248, 253, 257, 310, 341, 368, 440, 460, 496, 506, 514, 620, 682, 713, 880, 920, 1012, 1028, 1240, 1265, 1285, 1364, 1426, 1705, 1840, 2024, 2056, 2480, 2530, 2570, 2728, 2827, 2852, 3410, 3565, 4048, 4112, 5060, 5140, 5456, 5654, 5704, 5911, 6820, 7130, 7843, 7967, 10120, 10280, 11308, 11408, 11822, 13640, 14135, 14260, 15686, 15934, 20240, 20560, 22616, 23644, 27280, 28270, 28520, 29555, 31372, 31868, 39215, 39835, 45232, 47288, 56540, 57040, 59110, 62744, 63736, 65021, 78430, 79670, 87637, 94576, 113080, 118220, 125488, 127472, 130042, 156860, 159340, 175274, 183241, 226160, 236440, 260084, 313720, 318680, 325105, 350548, 366482, 438185, 472880, 520168, 627440, 637360, 650210, 701096, 732964, 876370, 916205, 1040336, 1300420, 1402192, 1465928, 1752740, 1832410, 2015651, 2600840, 2931856, 3505480, 3664820, 4031302, 5201680, 7010960, 7329640, 8062604, 10078255, 14659280, 16125208, 20156510, 32250416, 40313020, 80626040, 161252080]

約数ペア:

[(1, 161252080), (2, 80626040), (4, 40313020), (5, 32250416), (8, 20156510), (10, 16125208), (11, 14659280), (16, 10078255), (20, 8062604), (22, 7329640), (23, 7010960), (31, 5201680), (40, 4031302), (44, 3664820), (46, 3505480), (55, 2931856), (62, 2600840), (80, 2015651), (88, 1832410), (92, 1752740), (110, 1465928), (115, 1402192), (124, 1300420), (155, 1040336), (176, 916205), (184, 876370), (220, 732964), (230, 701096), (248, 650210), (253, 637360), (257, 627440), (310, 520168), (341, 472880), (368, 438185), (440, 366482), (460, 350548), (496, 325105), (506, 318680), (514, 313720), (620, 260084), (682, 236440), (713, 226160), (880, 183241), (920, 175274), (1012, 159340), (1028, 156860), (1240, 130042), (1265, 127472), (1285, 125488), (1364, 118220), (1426, 113080), (1705, 94576), (1840, 87637), (2024, 79670), (2056, 78430), (2480, 65021), (2530, 63736), (2570, 62744), (2728, 59110), (2827, 57040), (2852, 56540), (3410, 47288), (3565, 45232), (4048, 39835), (4112, 39215), (5060, 31868), (5140, 31372), (5456, 29555), (5654, 28520), (5704, 28270), (5911, 27280), (6820, 23644), (7130, 22616), (7843, 20560), (7967, 20240), (10120, 15934), (10280, 15686), (11308, 14260), (11408, 14135), (11822, 13640)]