161784288

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18121}}^1$

素因数の和:18168

約数の個数: 72

約数和(自身を含む): 474941376

約数和(自身を除く): 313157088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 18121, 36242, 54363, 72484, 108726, 144968, 163089, 217452, 289936, 326178, 434904, 561751, 579872, 652356, 869808, 1123502, 1304712, 1685253, 1739616, 2247004, 2609424, 3370506, 4494008, 5055759, 5218848, 6741012, 8988016, 10111518, 13482024, 17976032, 20223036, 26964048, 40446072, 53928096, 80892144, 161784288]

約数ペア:

[(1, 161784288), (2, 80892144), (3, 53928096), (4, 40446072), (6, 26964048), (8, 20223036), (9, 17976032), (12, 13482024), (16, 10111518), (18, 8988016), (24, 6741012), (31, 5218848), (32, 5055759), (36, 4494008), (48, 3370506), (62, 2609424), (72, 2247004), (93, 1739616), (96, 1685253), (124, 1304712), (144, 1123502), (186, 869808), (248, 652356), (279, 579872), (288, 561751), (372, 434904), (496, 326178), (558, 289936), (744, 217452), (992, 163089), (1116, 144968), (1488, 108726), (2232, 72484), (2976, 54363), (4464, 36242), (8928, 18121)]