155872640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3163}}^1$

素因数の和:3200

約数の個数: 128

約数和(自身を含む): 464728320

約数和(自身を除く): 308855680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1408, 1540, 1760, 2240, 2464, 3080, 3163, 3520, 4480, 4928, 6160, 6326, 7040, 9856, 12320, 12652, 15815, 22141, 24640, 25304, 31630, 34793, 44282, 49280, 50608, 63260, 69586, 88564, 101216, 110705, 126520, 139172, 173965, 177128, 202432, 221410, 243551, 253040, 278344, 347930, 354256, 404864, 442820, 487102, 506080, 556688, 695860, 708512, 885640, 974204, 1012160, 1113376, 1217755, 1391720, 1417024, 1771280, 1948408, 2024320, 2226752, 2435510, 2783440, 2834048, 3542560, 3896816, 4453504, 4871020, 5566880, 7085120, 7793632, 9742040, 11133760, 14170240, 15587264, 19484080, 22267520, 31174528, 38968160, 77936320, 155872640]

約数ペア:

[(1, 155872640), (2, 77936320), (4, 38968160), (5, 31174528), (7, 22267520), (8, 19484080), (10, 15587264), (11, 14170240), (14, 11133760), (16, 9742040), (20, 7793632), (22, 7085120), (28, 5566880), (32, 4871020), (35, 4453504), (40, 3896816), (44, 3542560), (55, 2834048), (56, 2783440), (64, 2435510), (70, 2226752), (77, 2024320), (80, 1948408), (88, 1771280), (110, 1417024), (112, 1391720), (128, 1217755), (140, 1113376), (154, 1012160), (160, 974204), (176, 885640), (220, 708512), (224, 695860), (280, 556688), (308, 506080), (320, 487102), (352, 442820), (385, 404864), (440, 354256), (448, 347930), (560, 278344), (616, 253040), (640, 243551), (704, 221410), (770, 202432), (880, 177128), (896, 173965), (1120, 139172), (1232, 126520), (1408, 110705), (1540, 101216), (1760, 88564), (2240, 69586), (2464, 63260), (3080, 50608), (3163, 49280), (3520, 44282), (4480, 34793), (4928, 31630), (6160, 25304), (6326, 24640), (7040, 22141), (9856, 15815), (12320, 12652)]