20139784440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{15187}}^1$

素因数の和:15501

約数の個数: 128

約数和(自身を含む): 62069103360

約数和(自身を除く): 41929318920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 257, 258, 344, 430, 514, 516, 645, 771, 860, 1028, 1032, 1285, 1290, 1542, 1720, 2056, 2570, 2580, 3084, 3855, 5140, 5160, 6168, 7710, 10280, 11051, 15187, 15420, 22102, 30374, 30840, 33153, 44204, 45561, 55255, 60748, 66306, 75935, 88408, 91122, 110510, 121496, 132612, 151870, 165765, 182244, 221020, 227805, 265224, 303740, 331530, 364488, 442040, 455610, 607480, 653041, 663060, 911220, 1306082, 1326120, 1822440, 1959123, 2612164, 3265205, 3903059, 3918246, 5224328, 6530410, 7806118, 7836492, 9795615, 11709177, 13060820, 15612236, 15672984, 19515295, 19591230, 23418354, 26121640, 31224472, 39030590, 39182460, 46836708, 58545885, 78061180, 78364920, 93673416, 117091770, 156122360, 167831537, 234183540, 335663074, 468367080, 503494611, 671326148, 839157685, 1006989222, 1342652296, 1678315370, 2013978444, 2517473055, 3356630740, 4027956888, 5034946110, 6713261480, 10069892220, 20139784440]

約数ペア:

[(1, 20139784440), (2, 10069892220), (3, 6713261480), (4, 5034946110), (5, 4027956888), (6, 3356630740), (8, 2517473055), (10, 2013978444), (12, 1678315370), (15, 1342652296), (20, 1006989222), (24, 839157685), (30, 671326148), (40, 503494611), (43, 468367080), (60, 335663074), (86, 234183540), (120, 167831537), (129, 156122360), (172, 117091770), (215, 93673416), (257, 78364920), (258, 78061180), (344, 58545885), (430, 46836708), (514, 39182460), (516, 39030590), (645, 31224472), (771, 26121640), (860, 23418354), (1028, 19591230), (1032, 19515295), (1285, 15672984), (1290, 15612236), (1542, 13060820), (1720, 11709177), (2056, 9795615), (2570, 7836492), (2580, 7806118), (3084, 6530410), (3855, 5224328), (5140, 3918246), (5160, 3903059), (6168, 3265205), (7710, 2612164), (10280, 1959123), (11051, 1822440), (15187, 1326120), (15420, 1306082), (22102, 911220), (30374, 663060), (30840, 653041), (33153, 607480), (44204, 455610), (45561, 442040), (55255, 364488), (60748, 331530), (66306, 303740), (75935, 265224), (88408, 227805), (91122, 221020), (110510, 182244), (121496, 165765), (132612, 151870)]