157434280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1823}}^1$

素因数の和:1978

約数の個数: 64

約数和(自身を含む): 378224640

約数和(自身を除く): 220790360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 127, 136, 170, 254, 340, 508, 635, 680, 1016, 1270, 1823, 2159, 2540, 3646, 4318, 5080, 7292, 8636, 9115, 10795, 14584, 17272, 18230, 21590, 30991, 36460, 43180, 61982, 72920, 86360, 123964, 154955, 231521, 247928, 309910, 463042, 619820, 926084, 1157605, 1239640, 1852168, 2315210, 3935857, 4630420, 7871714, 9260840, 15743428, 19679285, 31486856, 39358570, 78717140, 157434280]

約数ペア:

[(1, 157434280), (2, 78717140), (4, 39358570), (5, 31486856), (8, 19679285), (10, 15743428), (17, 9260840), (20, 7871714), (34, 4630420), (40, 3935857), (68, 2315210), (85, 1852168), (127, 1239640), (136, 1157605), (170, 926084), (254, 619820), (340, 463042), (508, 309910), (635, 247928), (680, 231521), (1016, 154955), (1270, 123964), (1823, 86360), (2159, 72920), (2540, 61982), (3646, 43180), (4318, 36460), (5080, 30991), (7292, 21590), (8636, 18230), (9115, 17272), (10795, 14584)]