255239244

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 730073344

約数和(自身を除く): 474834100

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 73, 78, 93, 117, 124, 146, 156, 186, 219, 234, 241, 279, 292, 372, 403, 438, 468, 482, 558, 657, 723, 806, 876, 949, 964, 1116, 1209, 1314, 1446, 1612, 1898, 2169, 2263, 2418, 2628, 2847, 2892, 3133, 3627, 3796, 4338, 4526, 4836, 5694, 6266, 6789, 7254, 7471, 8541, 8676, 9052, 9399, 11388, 12532, 13578, 14508, 14942, 17082, 17593, 18798, 20367, 22413, 27156, 28197, 29419, 29884, 34164, 35186, 37596, 40734, 44826, 52779, 56394, 58838, 67239, 70372, 81468, 88257, 89652, 97123, 105558, 112788, 117676, 134478, 158337, 176514, 194246, 211116, 228709, 264771, 268956, 291369, 316674, 353028, 388492, 457418, 529542, 545383, 582738, 633348, 686127, 874107, 914836, 1059084, 1090766, 1165476, 1372254, 1636149, 1748214, 2058381, 2181532, 2744508, 3272298, 3496428, 4116762, 4908447, 6544596, 7089979, 8233524, 9816894, 14179958, 19633788, 21269937, 28359916, 42539874, 63809811, 85079748, 127619622, 255239244]

約数ペア:

[(1, 255239244), (2, 127619622), (3, 85079748), (4, 63809811), (6, 42539874), (9, 28359916), (12, 21269937), (13, 19633788), (18, 14179958), (26, 9816894), (31, 8233524), (36, 7089979), (39, 6544596), (52, 4908447), (62, 4116762), (73, 3496428), (78, 3272298), (93, 2744508), (117, 2181532), (124, 2058381), (146, 1748214), (156, 1636149), (186, 1372254), (219, 1165476), (234, 1090766), (241, 1059084), (279, 914836), (292, 874107), (372, 686127), (403, 633348), (438, 582738), (468, 545383), (482, 529542), (558, 457418), (657, 388492), (723, 353028), (806, 316674), (876, 291369), (949, 268956), (964, 264771), (1116, 228709), (1209, 211116), (1314, 194246), (1446, 176514), (1612, 158337), (1898, 134478), (2169, 117676), (2263, 112788), (2418, 105558), (2628, 97123), (2847, 89652), (2892, 88257), (3133, 81468), (3627, 70372), (3796, 67239), (4338, 58838), (4526, 56394), (4836, 52779), (5694, 44826), (6266, 40734), (6789, 37596), (7254, 35186), (7471, 34164), (8541, 29884), (8676, 29419), (9052, 28197), (9399, 27156), (11388, 22413), (12532, 20367), (13578, 18798), (14508, 17593), (14942, 17082)]