68252520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:635

約数の個数: 128

約数和(自身を含む): 235779840

約数和(自身を除く): 167527320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 193, 210, 280, 386, 420, 421, 579, 772, 840, 842, 965, 1158, 1263, 1351, 1544, 1684, 1930, 2105, 2316, 2526, 2702, 2895, 2947, 3368, 3860, 4053, 4210, 4632, 5052, 5404, 5790, 5894, 6315, 6755, 7720, 8106, 8420, 8841, 10104, 10808, 11580, 11788, 12630, 13510, 14735, 16212, 16840, 17682, 20265, 23160, 23576, 25260, 27020, 29470, 32424, 35364, 40530, 44205, 50520, 54040, 58940, 70728, 81060, 81253, 88410, 117880, 162120, 162506, 176820, 243759, 325012, 353640, 406265, 487518, 568771, 650024, 812530, 975036, 1137542, 1218795, 1625060, 1706313, 1950072, 2275084, 2437590, 2843855, 3250120, 3412626, 4550168, 4875180, 5687710, 6825252, 8531565, 9750360, 11375420, 13650504, 17063130, 22750840, 34126260, 68252520]

約数ペア:

[(1, 68252520), (2, 34126260), (3, 22750840), (4, 17063130), (5, 13650504), (6, 11375420), (7, 9750360), (8, 8531565), (10, 6825252), (12, 5687710), (14, 4875180), (15, 4550168), (20, 3412626), (21, 3250120), (24, 2843855), (28, 2437590), (30, 2275084), (35, 1950072), (40, 1706313), (42, 1625060), (56, 1218795), (60, 1137542), (70, 975036), (84, 812530), (105, 650024), (120, 568771), (140, 487518), (168, 406265), (193, 353640), (210, 325012), (280, 243759), (386, 176820), (420, 162506), (421, 162120), (579, 117880), (772, 88410), (840, 81253), (842, 81060), (965, 70728), (1158, 58940), (1263, 54040), (1351, 50520), (1544, 44205), (1684, 40530), (1930, 35364), (2105, 32424), (2316, 29470), (2526, 27020), (2702, 25260), (2895, 23576), (2947, 23160), (3368, 20265), (3860, 17682), (4053, 16840), (4210, 16212), (4632, 14735), (5052, 13510), (5404, 12630), (5790, 11788), (5894, 11580), (6315, 10808), (6755, 10104), (7720, 8841), (8106, 8420)]