552805640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 1309449240

約数和(自身を除く): 756643600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 197, 248, 292, 310, 365, 394, 584, 620, 730, 788, 961, 985, 1240, 1460, 1576, 1922, 1970, 2263, 2920, 3844, 3940, 4526, 4805, 6107, 7688, 7880, 9052, 9610, 11315, 12214, 14381, 18104, 19220, 22630, 24428, 28762, 30535, 38440, 45260, 48856, 57524, 61070, 70153, 71905, 90520, 115048, 122140, 140306, 143810, 189317, 244280, 280612, 287620, 350765, 378634, 445811, 561224, 575240, 701530, 757268, 891622, 946585, 1403060, 1514536, 1783244, 1893170, 2229055, 2806120, 3566488, 3786340, 4458110, 7572680, 8916220, 13820141, 17832440, 27640282, 55280564, 69100705, 110561128, 138201410, 276402820, 552805640]

約数ペア:

[(1, 552805640), (2, 276402820), (4, 138201410), (5, 110561128), (8, 69100705), (10, 55280564), (20, 27640282), (31, 17832440), (40, 13820141), (62, 8916220), (73, 7572680), (124, 4458110), (146, 3786340), (155, 3566488), (197, 2806120), (248, 2229055), (292, 1893170), (310, 1783244), (365, 1514536), (394, 1403060), (584, 946585), (620, 891622), (730, 757268), (788, 701530), (961, 575240), (985, 561224), (1240, 445811), (1460, 378634), (1576, 350765), (1922, 287620), (1970, 280612), (2263, 244280), (2920, 189317), (3844, 143810), (3940, 140306), (4526, 122140), (4805, 115048), (6107, 90520), (7688, 71905), (7880, 70153), (9052, 61070), (9610, 57524), (11315, 48856), (12214, 45260), (14381, 38440), (18104, 30535), (19220, 28762), (22630, 24428)]