66641960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{281}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 192405780

約数和(自身を除く): 125763820

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 242, 245, 280, 281, 308, 385, 392, 440, 484, 490, 539, 562, 605, 616, 770, 847, 968, 980, 1078, 1124, 1210, 1405, 1540, 1694, 1960, 1967, 2156, 2248, 2420, 2695, 2810, 3080, 3091, 3388, 3934, 4235, 4312, 4840, 5390, 5620, 5929, 6182, 6776, 7868, 8470, 9835, 10780, 11240, 11858, 12364, 13769, 15455, 15736, 16940, 19670, 21560, 21637, 23716, 24728, 27538, 29645, 30910, 33880, 34001, 39340, 43274, 47432, 55076, 59290, 61820, 68002, 68845, 78680, 86548, 108185, 110152, 118580, 123640, 136004, 137690, 151459, 170005, 173096, 216370, 237160, 238007, 272008, 275380, 302918, 340010, 432740, 476014, 550760, 605836, 680020, 757295, 865480, 952028, 1190035, 1211672, 1360040, 1514590, 1666049, 1904056, 2380070, 3029180, 3332098, 4760140, 6058360, 6664196, 8330245, 9520280, 13328392, 16660490, 33320980, 66641960]

約数ペア:

[(1, 66641960), (2, 33320980), (4, 16660490), (5, 13328392), (7, 9520280), (8, 8330245), (10, 6664196), (11, 6058360), (14, 4760140), (20, 3332098), (22, 3029180), (28, 2380070), (35, 1904056), (40, 1666049), (44, 1514590), (49, 1360040), (55, 1211672), (56, 1190035), (70, 952028), (77, 865480), (88, 757295), (98, 680020), (110, 605836), (121, 550760), (140, 476014), (154, 432740), (196, 340010), (220, 302918), (242, 275380), (245, 272008), (280, 238007), (281, 237160), (308, 216370), (385, 173096), (392, 170005), (440, 151459), (484, 137690), (490, 136004), (539, 123640), (562, 118580), (605, 110152), (616, 108185), (770, 86548), (847, 78680), (968, 68845), (980, 68002), (1078, 61820), (1124, 59290), (1210, 55076), (1405, 47432), (1540, 43274), (1694, 39340), (1960, 34001), (1967, 33880), (2156, 30910), (2248, 29645), (2420, 27538), (2695, 24728), (2810, 23716), (3080, 21637), (3091, 21560), (3388, 19670), (3934, 16940), (4235, 15736), (4312, 15455), (4840, 13769), (5390, 12364), (5620, 11858), (5929, 11240), (6182, 10780), (6776, 9835), (7868, 8470)]