66318560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{769}}^1$

素因数の和:809

約数の個数: 144

約数和(自身を含む): 199085040

約数和(自身を除く): 132766480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 769, 770, 784, 880, 980, 1078, 1120, 1232, 1538, 1540, 1568, 1760, 1960, 2156, 2464, 2695, 3076, 3080, 3845, 3920, 4312, 5383, 5390, 6152, 6160, 7690, 7840, 8459, 8624, 10766, 10780, 12304, 12320, 15380, 16918, 17248, 21532, 21560, 24608, 26915, 30760, 33836, 37681, 42295, 43064, 43120, 53830, 59213, 61520, 67672, 75362, 84590, 86128, 86240, 107660, 118426, 123040, 135344, 150724, 169180, 172256, 188405, 215320, 236852, 270688, 296065, 301448, 338360, 376810, 414491, 430640, 473704, 592130, 602896, 676720, 753620, 828982, 861280, 947408, 1184260, 1205792, 1353440, 1507240, 1657964, 1894816, 2072455, 2368520, 3014480, 3315928, 4144910, 4737040, 6028960, 6631856, 8289820, 9474080, 13263712, 16579640, 33159280, 66318560]

約数ペア:

[(1, 66318560), (2, 33159280), (4, 16579640), (5, 13263712), (7, 9474080), (8, 8289820), (10, 6631856), (11, 6028960), (14, 4737040), (16, 4144910), (20, 3315928), (22, 3014480), (28, 2368520), (32, 2072455), (35, 1894816), (40, 1657964), (44, 1507240), (49, 1353440), (55, 1205792), (56, 1184260), (70, 947408), (77, 861280), (80, 828982), (88, 753620), (98, 676720), (110, 602896), (112, 592130), (140, 473704), (154, 430640), (160, 414491), (176, 376810), (196, 338360), (220, 301448), (224, 296065), (245, 270688), (280, 236852), (308, 215320), (352, 188405), (385, 172256), (392, 169180), (440, 150724), (490, 135344), (539, 123040), (560, 118426), (616, 107660), (769, 86240), (770, 86128), (784, 84590), (880, 75362), (980, 67672), (1078, 61520), (1120, 59213), (1232, 53830), (1538, 43120), (1540, 43064), (1568, 42295), (1760, 37681), (1960, 33836), (2156, 30760), (2464, 26915), (2695, 24608), (3076, 21560), (3080, 21532), (3845, 17248), (3920, 16918), (4312, 15380), (5383, 12320), (5390, 12304), (6152, 10780), (6160, 10766), (7690, 8624), (7840, 8459)]