280180604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 600348672

約数和(自身を除く): 320168068

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 43, 44, 62, 68, 86, 124, 172, 187, 281, 341, 374, 473, 527, 562, 682, 731, 748, 946, 1054, 1124, 1333, 1364, 1462, 1892, 2108, 2666, 2924, 3091, 4777, 5332, 5797, 6182, 8041, 8711, 9554, 11594, 12083, 12364, 14663, 16082, 17422, 19108, 22661, 23188, 24166, 29326, 32164, 34844, 45322, 48332, 52547, 58652, 90644, 95821, 105094, 132913, 148087, 191642, 205411, 210188, 249271, 265826, 296174, 374573, 383284, 410822, 498542, 531652, 592348, 749146, 821644, 997084, 1498292, 1628957, 2259521, 3257914, 4120303, 4519042, 6367741, 6515828, 8240606, 9038084, 12735482, 16481212, 25470964, 70045151, 140090302, 280180604]

約数ペア:

[(1, 280180604), (2, 140090302), (4, 70045151), (11, 25470964), (17, 16481212), (22, 12735482), (31, 9038084), (34, 8240606), (43, 6515828), (44, 6367741), (62, 4519042), (68, 4120303), (86, 3257914), (124, 2259521), (172, 1628957), (187, 1498292), (281, 997084), (341, 821644), (374, 749146), (473, 592348), (527, 531652), (562, 498542), (682, 410822), (731, 383284), (748, 374573), (946, 296174), (1054, 265826), (1124, 249271), (1333, 210188), (1364, 205411), (1462, 191642), (1892, 148087), (2108, 132913), (2666, 105094), (2924, 95821), (3091, 90644), (4777, 58652), (5332, 52547), (5797, 48332), (6182, 45322), (8041, 34844), (8711, 32164), (9554, 29326), (11594, 24166), (12083, 23188), (12364, 22661), (14663, 19108), (16082, 17422)]