68593720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 170629200

約数和(自身を除く): 102035480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 139, 146, 169, 260, 278, 292, 338, 365, 520, 556, 584, 676, 695, 730, 845, 949, 1112, 1352, 1390, 1460, 1690, 1807, 1898, 2780, 2920, 3380, 3614, 3796, 4745, 5560, 6760, 7228, 7592, 9035, 9490, 10147, 12337, 14456, 18070, 18980, 20294, 23491, 24674, 36140, 37960, 40588, 46982, 49348, 50735, 61685, 72280, 81176, 93964, 98696, 101470, 117455, 123370, 131911, 187928, 202940, 234910, 246740, 263822, 405880, 469820, 493480, 527644, 659555, 939640, 1055288, 1319110, 1714843, 2638220, 3429686, 5276440, 6859372, 8574215, 13718744, 17148430, 34296860, 68593720]

約数ペア:

[(1, 68593720), (2, 34296860), (4, 17148430), (5, 13718744), (8, 8574215), (10, 6859372), (13, 5276440), (20, 3429686), (26, 2638220), (40, 1714843), (52, 1319110), (65, 1055288), (73, 939640), (104, 659555), (130, 527644), (139, 493480), (146, 469820), (169, 405880), (260, 263822), (278, 246740), (292, 234910), (338, 202940), (365, 187928), (520, 131911), (556, 123370), (584, 117455), (676, 101470), (695, 98696), (730, 93964), (845, 81176), (949, 72280), (1112, 61685), (1352, 50735), (1390, 49348), (1460, 46982), (1690, 40588), (1807, 37960), (1898, 36140), (2780, 24674), (2920, 23491), (3380, 20294), (3614, 18980), (3796, 18070), (4745, 14456), (5560, 12337), (6760, 10147), (7228, 9490), (7592, 9035)]