38311280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 107037792

約数和(自身を除く): 68726512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 43, 56, 70, 74, 80, 86, 112, 140, 148, 172, 185, 215, 259, 280, 296, 301, 344, 370, 430, 518, 560, 592, 602, 688, 740, 860, 1036, 1204, 1295, 1480, 1505, 1591, 1720, 1849, 2072, 2408, 2590, 2960, 3010, 3182, 3440, 3698, 4144, 4816, 5180, 6020, 6364, 7396, 7955, 9245, 10360, 11137, 12040, 12728, 12943, 14792, 15910, 18490, 20720, 22274, 24080, 25456, 25886, 29584, 31820, 36980, 44548, 51772, 55685, 63640, 64715, 68413, 73960, 89096, 103544, 111370, 127280, 129430, 136826, 147920, 178192, 207088, 222740, 258860, 273652, 342065, 445480, 478891, 517720, 547304, 684130, 890960, 957782, 1035440, 1094608, 1368260, 1915564, 2394455, 2736520, 3831128, 4788910, 5473040, 7662256, 9577820, 19155640, 38311280]

約数ペア:

[(1, 38311280), (2, 19155640), (4, 9577820), (5, 7662256), (7, 5473040), (8, 4788910), (10, 3831128), (14, 2736520), (16, 2394455), (20, 1915564), (28, 1368260), (35, 1094608), (37, 1035440), (40, 957782), (43, 890960), (56, 684130), (70, 547304), (74, 517720), (80, 478891), (86, 445480), (112, 342065), (140, 273652), (148, 258860), (172, 222740), (185, 207088), (215, 178192), (259, 147920), (280, 136826), (296, 129430), (301, 127280), (344, 111370), (370, 103544), (430, 89096), (518, 73960), (560, 68413), (592, 64715), (602, 63640), (688, 55685), (740, 51772), (860, 44548), (1036, 36980), (1204, 31820), (1295, 29584), (1480, 25886), (1505, 25456), (1591, 24080), (1720, 22274), (1849, 20720), (2072, 18490), (2408, 15910), (2590, 14792), (2960, 12943), (3010, 12728), (3182, 12040), (3440, 11137), (3698, 10360), (4144, 9245), (4816, 7955), (5180, 7396), (6020, 6364)]