68290040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 192447360

約数和(自身を除く): 124157320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 91, 104, 130, 140, 146, 182, 257, 260, 280, 292, 364, 365, 455, 511, 514, 520, 584, 728, 730, 910, 949, 1022, 1028, 1285, 1460, 1799, 1820, 1898, 2044, 2056, 2555, 2570, 2920, 3341, 3598, 3640, 3796, 4088, 4745, 5110, 5140, 6643, 6682, 7196, 7592, 8995, 9490, 10220, 10280, 13286, 13364, 14392, 16705, 17990, 18761, 18980, 20440, 23387, 26572, 26728, 33215, 33410, 35980, 37522, 37960, 46774, 53144, 66430, 66820, 71960, 75044, 93548, 93805, 116935, 131327, 132860, 133640, 150088, 187096, 187610, 233870, 243893, 262654, 265720, 375220, 467740, 487786, 525308, 656635, 750440, 935480, 975572, 1050616, 1219465, 1313270, 1707251, 1951144, 2438930, 2626540, 3414502, 4877860, 5253080, 6829004, 8536255, 9755720, 13658008, 17072510, 34145020, 68290040]

約数ペア:

[(1, 68290040), (2, 34145020), (4, 17072510), (5, 13658008), (7, 9755720), (8, 8536255), (10, 6829004), (13, 5253080), (14, 4877860), (20, 3414502), (26, 2626540), (28, 2438930), (35, 1951144), (40, 1707251), (52, 1313270), (56, 1219465), (65, 1050616), (70, 975572), (73, 935480), (91, 750440), (104, 656635), (130, 525308), (140, 487786), (146, 467740), (182, 375220), (257, 265720), (260, 262654), (280, 243893), (292, 233870), (364, 187610), (365, 187096), (455, 150088), (511, 133640), (514, 132860), (520, 131327), (584, 116935), (728, 93805), (730, 93548), (910, 75044), (949, 71960), (1022, 66820), (1028, 66430), (1285, 53144), (1460, 46774), (1799, 37960), (1820, 37522), (1898, 35980), (2044, 33410), (2056, 33215), (2555, 26728), (2570, 26572), (2920, 23387), (3341, 20440), (3598, 18980), (3640, 18761), (3796, 17990), (4088, 16705), (4745, 14392), (5110, 13364), (5140, 13286), (6643, 10280), (6682, 10220), (7196, 9490), (7592, 8995)]