27208720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{631}}^1$

素因数の和:669

約数の個数: 120

約数和(自身を含む): 80405568

約数和(自身を除く): 53196848

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 631, 770, 784, 880, 980, 1078, 1232, 1262, 1540, 1960, 2156, 2524, 2695, 3080, 3155, 3920, 4312, 4417, 5048, 5390, 6160, 6310, 6941, 8624, 8834, 10096, 10780, 12620, 13882, 17668, 21560, 22085, 25240, 27764, 30919, 34705, 35336, 43120, 44170, 48587, 50480, 55528, 61838, 69410, 70672, 88340, 97174, 111056, 123676, 138820, 154595, 176680, 194348, 242935, 247352, 277640, 309190, 340109, 353360, 388696, 485870, 494704, 555280, 618380, 680218, 777392, 971740, 1236760, 1360436, 1700545, 1943480, 2473520, 2720872, 3401090, 3886960, 5441744, 6802180, 13604360, 27208720]

約数ペア:

[(1, 27208720), (2, 13604360), (4, 6802180), (5, 5441744), (7, 3886960), (8, 3401090), (10, 2720872), (11, 2473520), (14, 1943480), (16, 1700545), (20, 1360436), (22, 1236760), (28, 971740), (35, 777392), (40, 680218), (44, 618380), (49, 555280), (55, 494704), (56, 485870), (70, 388696), (77, 353360), (80, 340109), (88, 309190), (98, 277640), (110, 247352), (112, 242935), (140, 194348), (154, 176680), (176, 154595), (196, 138820), (220, 123676), (245, 111056), (280, 97174), (308, 88340), (385, 70672), (392, 69410), (440, 61838), (490, 55528), (539, 50480), (560, 48587), (616, 44170), (631, 43120), (770, 35336), (784, 34705), (880, 30919), (980, 27764), (1078, 25240), (1232, 22085), (1262, 21560), (1540, 17668), (1960, 13882), (2156, 12620), (2524, 10780), (2695, 10096), (3080, 8834), (3155, 8624), (3920, 6941), (4312, 6310), (4417, 6160), (5048, 5390)]