389491440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4027}}^1$

素因数の和:4087

約数の個数: 160

約数和(自身を含む): 1342580736

約数和(自身を除く): 953089296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 930, 1040, 1209, 1240, 1488, 1560, 1612, 1860, 2015, 2418, 2480, 3120, 3224, 3720, 4027, 4030, 4836, 6045, 6448, 7440, 8054, 8060, 9672, 12081, 12090, 16108, 16120, 19344, 20135, 24162, 24180, 32216, 32240, 40270, 48324, 48360, 52351, 60405, 64432, 80540, 96648, 96720, 104702, 120810, 124837, 157053, 161080, 193296, 209404, 241620, 249674, 261755, 314106, 322160, 374511, 418808, 483240, 499348, 523510, 624185, 628212, 749022, 785265, 837616, 966480, 998696, 1047020, 1248370, 1256424, 1498044, 1570530, 1622881, 1872555, 1997392, 2094040, 2496740, 2512848, 2996088, 3141060, 3245762, 3745110, 4188080, 4868643, 4993480, 5992176, 6282120, 6491524, 7490220, 8114405, 9737286, 9986960, 12564240, 12983048, 14980440, 16228810, 19474572, 24343215, 25966096, 29960880, 32457620, 38949144, 48686430, 64915240, 77898288, 97372860, 129830480, 194745720, 389491440]

約数ペア:

[(1, 389491440), (2, 194745720), (3, 129830480), (4, 97372860), (5, 77898288), (6, 64915240), (8, 48686430), (10, 38949144), (12, 32457620), (13, 29960880), (15, 25966096), (16, 24343215), (20, 19474572), (24, 16228810), (26, 14980440), (30, 12983048), (31, 12564240), (39, 9986960), (40, 9737286), (48, 8114405), (52, 7490220), (60, 6491524), (62, 6282120), (65, 5992176), (78, 4993480), (80, 4868643), (93, 4188080), (104, 3745110), (120, 3245762), (124, 3141060), (130, 2996088), (155, 2512848), (156, 2496740), (186, 2094040), (195, 1997392), (208, 1872555), (240, 1622881), (248, 1570530), (260, 1498044), (310, 1256424), (312, 1248370), (372, 1047020), (390, 998696), (403, 966480), (465, 837616), (496, 785265), (520, 749022), (620, 628212), (624, 624185), (744, 523510), (780, 499348), (806, 483240), (930, 418808), (1040, 374511), (1209, 322160), (1240, 314106), (1488, 261755), (1560, 249674), (1612, 241620), (1860, 209404), (2015, 193296), (2418, 161080), (2480, 157053), (3120, 124837), (3224, 120810), (3720, 104702), (4027, 96720), (4030, 96648), (4836, 80540), (6045, 64432), (6448, 60405), (7440, 52351), (8054, 48360), (8060, 48324), (9672, 40270), (12081, 32240), (12090, 32216), (16108, 24180), (16120, 24162), (19344, 20135)]