665273640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4159}}^1$

素因数の和:4247

約数の個数: 128

約数和(自身を含む): 2108620800

約数和(自身を除く): 1443347160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 516, 620, 645, 744, 860, 930, 1032, 1240, 1290, 1333, 1720, 1860, 2580, 2666, 3720, 3999, 4159, 5160, 5332, 6665, 7998, 8318, 10664, 12477, 13330, 15996, 16636, 19995, 20795, 24954, 26660, 31992, 33272, 39990, 41590, 49908, 53320, 62385, 79980, 83180, 99816, 124770, 128929, 159960, 166360, 178837, 249540, 257858, 357674, 386787, 499080, 515716, 536511, 644645, 715348, 773574, 894185, 1031432, 1073022, 1289290, 1430696, 1547148, 1788370, 1933935, 2146044, 2578580, 2682555, 3094296, 3576740, 3867870, 4292088, 5157160, 5365110, 5543947, 7153480, 7735740, 10730220, 11087894, 15471480, 16631841, 21460440, 22175788, 27719735, 33263682, 44351576, 55439470, 66527364, 83159205, 110878940, 133054728, 166318410, 221757880, 332636820, 665273640]

約数ペア:

[(1, 665273640), (2, 332636820), (3, 221757880), (4, 166318410), (5, 133054728), (6, 110878940), (8, 83159205), (10, 66527364), (12, 55439470), (15, 44351576), (20, 33263682), (24, 27719735), (30, 22175788), (31, 21460440), (40, 16631841), (43, 15471480), (60, 11087894), (62, 10730220), (86, 7735740), (93, 7153480), (120, 5543947), (124, 5365110), (129, 5157160), (155, 4292088), (172, 3867870), (186, 3576740), (215, 3094296), (248, 2682555), (258, 2578580), (310, 2146044), (344, 1933935), (372, 1788370), (430, 1547148), (465, 1430696), (516, 1289290), (620, 1073022), (645, 1031432), (744, 894185), (860, 773574), (930, 715348), (1032, 644645), (1240, 536511), (1290, 515716), (1333, 499080), (1720, 386787), (1860, 357674), (2580, 257858), (2666, 249540), (3720, 178837), (3999, 166360), (4159, 159960), (5160, 128929), (5332, 124770), (6665, 99816), (7998, 83180), (8318, 79980), (10664, 62385), (12477, 53320), (13330, 49908), (15996, 41590), (16636, 39990), (19995, 33272), (20795, 31992), (24954, 26660)]