81801120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{883}}^1$

素因数の和:1094

約数の個数: 96

約数和(自身を含む): 259301952

約数和(自身を除く): 177500832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 193, 240, 386, 480, 579, 772, 883, 965, 1158, 1544, 1766, 1930, 2316, 2649, 2895, 3088, 3532, 3860, 4415, 4632, 5298, 5790, 6176, 7064, 7720, 8830, 9264, 10596, 11580, 13245, 14128, 15440, 17660, 18528, 21192, 23160, 26490, 28256, 30880, 35320, 42384, 46320, 52980, 70640, 84768, 92640, 105960, 141280, 170419, 211920, 340838, 423840, 511257, 681676, 852095, 1022514, 1363352, 1704190, 2045028, 2556285, 2726704, 3408380, 4090056, 5112570, 5453408, 6816760, 8180112, 10225140, 13633520, 16360224, 20450280, 27267040, 40900560, 81801120]

約数ペア:

[(1, 81801120), (2, 40900560), (3, 27267040), (4, 20450280), (5, 16360224), (6, 13633520), (8, 10225140), (10, 8180112), (12, 6816760), (15, 5453408), (16, 5112570), (20, 4090056), (24, 3408380), (30, 2726704), (32, 2556285), (40, 2045028), (48, 1704190), (60, 1363352), (80, 1022514), (96, 852095), (120, 681676), (160, 511257), (193, 423840), (240, 340838), (386, 211920), (480, 170419), (579, 141280), (772, 105960), (883, 92640), (965, 84768), (1158, 70640), (1544, 52980), (1766, 46320), (1930, 42384), (2316, 35320), (2649, 30880), (2895, 28256), (3088, 26490), (3532, 23160), (3860, 21192), (4415, 18528), (4632, 17660), (5298, 15440), (5790, 14128), (6176, 13245), (7064, 11580), (7720, 10596), (8830, 9264)]