71967780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5477}}^1$

素因数の和:5565

約数の個数: 72

約数和(自身を含む): 221333112

約数和(自身を除く): 149365332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 5477, 6570, 10954, 13140, 16431, 21908, 27385, 32862, 49293, 54770, 65724, 82155, 98586, 109540, 164310, 197172, 246465, 328620, 399821, 492930, 799642, 985860, 1199463, 1599284, 1999105, 2398926, 3598389, 3998210, 4797852, 5997315, 7196778, 7996420, 11994630, 14393556, 17991945, 23989260, 35983890, 71967780]

約数ペア:

[(1, 71967780), (2, 35983890), (3, 23989260), (4, 17991945), (5, 14393556), (6, 11994630), (9, 7996420), (10, 7196778), (12, 5997315), (15, 4797852), (18, 3998210), (20, 3598389), (30, 2398926), (36, 1999105), (45, 1599284), (60, 1199463), (73, 985860), (90, 799642), (146, 492930), (180, 399821), (219, 328620), (292, 246465), (365, 197172), (438, 164310), (657, 109540), (730, 98586), (876, 82155), (1095, 65724), (1314, 54770), (1460, 49293), (2190, 32862), (2628, 27385), (3285, 21908), (4380, 16431), (5477, 13140), (6570, 10954)]