508716280

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 1161216000

約数和(自身を除く): 652499720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 239, 254, 419, 478, 508, 635, 838, 956, 1016, 1195, 1270, 1676, 1912, 2095, 2390, 2540, 3352, 4190, 4780, 5080, 8380, 9560, 16760, 30353, 53213, 60706, 100141, 106426, 121412, 151765, 200282, 212852, 242824, 266065, 303530, 400564, 425704, 500705, 532130, 607060, 801128, 1001410, 1064260, 1214120, 2002820, 2128520, 4005640, 12717907, 25435814, 50871628, 63589535, 101743256, 127179070, 254358140, 508716280]

約数ペア:

[(1, 508716280), (2, 254358140), (4, 127179070), (5, 101743256), (8, 63589535), (10, 50871628), (20, 25435814), (40, 12717907), (127, 4005640), (239, 2128520), (254, 2002820), (419, 1214120), (478, 1064260), (508, 1001410), (635, 801128), (838, 607060), (956, 532130), (1016, 500705), (1195, 425704), (1270, 400564), (1676, 303530), (1912, 266065), (2095, 242824), (2390, 212852), (2540, 200282), (3352, 151765), (4190, 121412), (4780, 106426), (5080, 100141), (8380, 60706), (9560, 53213), (16760, 30353)]