290337816

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 787968000

約数和(自身を除く): 497630184

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 37, 53, 62, 74, 93, 106, 111, 124, 148, 159, 186, 199, 212, 222, 248, 296, 318, 372, 398, 424, 444, 597, 636, 744, 796, 888, 1147, 1194, 1272, 1592, 1643, 1961, 2294, 2388, 3286, 3441, 3922, 4588, 4776, 4929, 5883, 6169, 6572, 6882, 7363, 7844, 9176, 9858, 10547, 11766, 12338, 13144, 13764, 14726, 15688, 18507, 19716, 21094, 22089, 23532, 24676, 27528, 29452, 31641, 37014, 39432, 42188, 44178, 47064, 49352, 58904, 60791, 63282, 74028, 84376, 88356, 121582, 126564, 148056, 176712, 182373, 228253, 243164, 253128, 326957, 364746, 390239, 456506, 486328, 653914, 684759, 729492, 780478, 913012, 980871, 1170717, 1307828, 1369518, 1458984, 1560956, 1826024, 1961742, 2341434, 2615656, 2739036, 3121912, 3923484, 4682868, 5478072, 7846968, 9365736, 12097409, 24194818, 36292227, 48389636, 72584454, 96779272, 145168908, 290337816]

約数ペア:

[(1, 290337816), (2, 145168908), (3, 96779272), (4, 72584454), (6, 48389636), (8, 36292227), (12, 24194818), (24, 12097409), (31, 9365736), (37, 7846968), (53, 5478072), (62, 4682868), (74, 3923484), (93, 3121912), (106, 2739036), (111, 2615656), (124, 2341434), (148, 1961742), (159, 1826024), (186, 1560956), (199, 1458984), (212, 1369518), (222, 1307828), (248, 1170717), (296, 980871), (318, 913012), (372, 780478), (398, 729492), (424, 684759), (444, 653914), (597, 486328), (636, 456506), (744, 390239), (796, 364746), (888, 326957), (1147, 253128), (1194, 243164), (1272, 228253), (1592, 182373), (1643, 176712), (1961, 148056), (2294, 126564), (2388, 121582), (3286, 88356), (3441, 84376), (3922, 74028), (4588, 63282), (4776, 60791), (4929, 58904), (5883, 49352), (6169, 47064), (6572, 44178), (6882, 42188), (7363, 39432), (7844, 37014), (9176, 31641), (9858, 29452), (10547, 27528), (11766, 24676), (12338, 23532), (13144, 22089), (13764, 21094), (14726, 19716), (15688, 18507)]