81745728

素因数分解:

$2^6\times 3^1\times {\mathrm{37}}^2\times {\mathrm{311}}^1$

素因数の和:400

約数の個数: 84

約数和(自身を含む): 223003872

約数和(自身を除く): 141258144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 148, 192, 222, 296, 311, 444, 592, 622, 888, 933, 1184, 1244, 1369, 1776, 1866, 2368, 2488, 2738, 3552, 3732, 4107, 4976, 5476, 7104, 7464, 8214, 9952, 10952, 11507, 14928, 16428, 19904, 21904, 23014, 29856, 32856, 34521, 43808, 46028, 59712, 65712, 69042, 87616, 92056, 131424, 138084, 184112, 262848, 276168, 368224, 425759, 552336, 736448, 851518, 1104672, 1277277, 1703036, 2209344, 2554554, 3406072, 5109108, 6812144, 10218216, 13624288, 20436432, 27248576, 40872864, 81745728]

約数ペア:

[(1, 81745728), (2, 40872864), (3, 27248576), (4, 20436432), (6, 13624288), (8, 10218216), (12, 6812144), (16, 5109108), (24, 3406072), (32, 2554554), (37, 2209344), (48, 1703036), (64, 1277277), (74, 1104672), (96, 851518), (111, 736448), (148, 552336), (192, 425759), (222, 368224), (296, 276168), (311, 262848), (444, 184112), (592, 138084), (622, 131424), (888, 92056), (933, 87616), (1184, 69042), (1244, 65712), (1369, 59712), (1776, 46028), (1866, 43808), (2368, 34521), (2488, 32856), (2738, 29856), (3552, 23014), (3732, 21904), (4107, 19904), (4976, 16428), (5476, 14928), (7104, 11507), (7464, 10952), (8214, 9952)]