289346808

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 801976320

約数和(自身を除く): 512629512

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 37, 46, 62, 69, 74, 92, 93, 111, 124, 138, 148, 184, 186, 222, 248, 276, 296, 372, 444, 457, 552, 713, 744, 851, 888, 914, 1147, 1371, 1426, 1702, 1828, 2139, 2294, 2553, 2742, 2852, 3404, 3441, 3656, 4278, 4588, 5106, 5484, 5704, 6808, 6882, 8556, 9176, 10212, 10511, 10968, 13764, 14167, 16909, 17112, 20424, 21022, 26381, 27528, 28334, 31533, 33818, 42044, 42501, 50727, 52762, 56668, 63066, 67636, 79143, 84088, 85002, 101454, 105524, 113336, 126132, 135272, 158286, 170004, 202908, 211048, 252264, 316572, 325841, 340008, 388907, 405816, 524179, 633144, 651682, 777814, 977523, 1048358, 1166721, 1303364, 1555628, 1572537, 1955046, 2096716, 2333442, 2606728, 3111256, 3145074, 3910092, 4193432, 4666884, 6290148, 7820184, 9333768, 12056117, 12580296, 24112234, 36168351, 48224468, 72336702, 96448936, 144673404, 289346808]

約数ペア:

[(1, 289346808), (2, 144673404), (3, 96448936), (4, 72336702), (6, 48224468), (8, 36168351), (12, 24112234), (23, 12580296), (24, 12056117), (31, 9333768), (37, 7820184), (46, 6290148), (62, 4666884), (69, 4193432), (74, 3910092), (92, 3145074), (93, 3111256), (111, 2606728), (124, 2333442), (138, 2096716), (148, 1955046), (184, 1572537), (186, 1555628), (222, 1303364), (248, 1166721), (276, 1048358), (296, 977523), (372, 777814), (444, 651682), (457, 633144), (552, 524179), (713, 405816), (744, 388907), (851, 340008), (888, 325841), (914, 316572), (1147, 252264), (1371, 211048), (1426, 202908), (1702, 170004), (1828, 158286), (2139, 135272), (2294, 126132), (2553, 113336), (2742, 105524), (2852, 101454), (3404, 85002), (3441, 84088), (3656, 79143), (4278, 67636), (4588, 63066), (5106, 56668), (5484, 52762), (5704, 50727), (6808, 42501), (6882, 42044), (8556, 33818), (9176, 31533), (10212, 28334), (10511, 27528), (10968, 26381), (13764, 21022), (14167, 20424), (16909, 17112)]