2021971840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:373

約数の個数: 256

約数和(自身を含む): 5922201600

約数和(自身を除く): 3900229760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 139, 140, 160, 170, 191, 224, 238, 272, 278, 280, 320, 340, 382, 448, 476, 544, 556, 560, 595, 640, 680, 695, 764, 896, 952, 955, 973, 1088, 1112, 1120, 1190, 1337, 1360, 1390, 1528, 1904, 1910, 1946, 2176, 2224, 2240, 2363, 2380, 2674, 2720, 2780, 3056, 3247, 3808, 3820, 3892, 4448, 4480, 4726, 4760, 4865, 5348, 5440, 5560, 6112, 6494, 6685, 7616, 7640, 7784, 8896, 9452, 9520, 9730, 10696, 10880, 11120, 11815, 12224, 12988, 13370, 15232, 15280, 15568, 16235, 16541, 17792, 18904, 19040, 19460, 21392, 22240, 22729, 23630, 24448, 25976, 26549, 26740, 30560, 31136, 32470, 33082, 37808, 38080, 38920, 42784, 44480, 45458, 47260, 51952, 53098, 53480, 61120, 62272, 64940, 66164, 75616, 76160, 77840, 82705, 85568, 88960, 90916, 94520, 103904, 106196, 106960, 113645, 122240, 124544, 129880, 132328, 132745, 151232, 155680, 165410, 171136, 181832, 185843, 189040, 207808, 212392, 213920, 227290, 259760, 264656, 265490, 302464, 311360, 330820, 363664, 371686, 378080, 415616, 424784, 427840, 451333, 454580, 519520, 529312, 530980, 622720, 661640, 727328, 743372, 756160, 849568, 855680, 902666, 909160, 929215, 1039040, 1058624, 1061960, 1323280, 1454656, 1486744, 1512320, 1699136, 1805332, 1818320, 1858430, 2078080, 2117248, 2123920, 2256665, 2646560, 2909312, 2973488, 3159331, 3398272, 3610664, 3636640, 3716860, 4247840, 4513330, 5293120, 5946976, 6318662, 7221328, 7273280, 7433720, 8495680, 9026660, 10586240, 11893952, 12637324, 14442656, 14546560, 14867440, 15796655, 16991360, 18053320, 23787904, 25274648, 28885312, 29734880, 31593310, 36106640, 50549296, 57770624, 59469760, 63186620, 72213280, 101098592, 118939520, 126373240, 144426560, 202197184, 252746480, 288853120, 404394368, 505492960, 1010985920, 2021971840]

約数ペア:

[(1, 2021971840), (2, 1010985920), (4, 505492960), (5, 404394368), (7, 288853120), (8, 252746480), (10, 202197184), (14, 144426560), (16, 126373240), (17, 118939520), (20, 101098592), (28, 72213280), (32, 63186620), (34, 59469760), (35, 57770624), (40, 50549296), (56, 36106640), (64, 31593310), (68, 29734880), (70, 28885312), (80, 25274648), (85, 23787904), (112, 18053320), (119, 16991360), (128, 15796655), (136, 14867440), (139, 14546560), (140, 14442656), (160, 12637324), (170, 11893952), (191, 10586240), (224, 9026660), (238, 8495680), (272, 7433720), (278, 7273280), (280, 7221328), (320, 6318662), (340, 5946976), (382, 5293120), (448, 4513330), (476, 4247840), (544, 3716860), (556, 3636640), (560, 3610664), (595, 3398272), (640, 3159331), (680, 2973488), (695, 2909312), (764, 2646560), (896, 2256665), (952, 2123920), (955, 2117248), (973, 2078080), (1088, 1858430), (1112, 1818320), (1120, 1805332), (1190, 1699136), (1337, 1512320), (1360, 1486744), (1390, 1454656), (1528, 1323280), (1904, 1061960), (1910, 1058624), (1946, 1039040), (2176, 929215), (2224, 909160), (2240, 902666), (2363, 855680), (2380, 849568), (2674, 756160), (2720, 743372), (2780, 727328), (3056, 661640), (3247, 622720), (3808, 530980), (3820, 529312), (3892, 519520), (4448, 454580), (4480, 451333), (4726, 427840), (4760, 424784), (4865, 415616), (5348, 378080), (5440, 371686), (5560, 363664), (6112, 330820), (6494, 311360), (6685, 302464), (7616, 265490), (7640, 264656), (7784, 259760), (8896, 227290), (9452, 213920), (9520, 212392), (9730, 207808), (10696, 189040), (10880, 185843), (11120, 181832), (11815, 171136), (12224, 165410), (12988, 155680), (13370, 151232), (15232, 132745), (15280, 132328), (15568, 129880), (16235, 124544), (16541, 122240), (17792, 113645), (18904, 106960), (19040, 106196), (19460, 103904), (21392, 94520), (22240, 90916), (22729, 88960), (23630, 85568), (24448, 82705), (25976, 77840), (26549, 76160), (26740, 75616), (30560, 66164), (31136, 64940), (32470, 62272), (33082, 61120), (37808, 53480), (38080, 53098), (38920, 51952), (42784, 47260), (44480, 45458)]