19367520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 61635168

約数和(自身を除く): 42267648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 157, 160, 240, 257, 314, 471, 480, 514, 628, 771, 785, 942, 1028, 1256, 1285, 1542, 1570, 1884, 2056, 2355, 2512, 2570, 3084, 3140, 3768, 3855, 4112, 4710, 5024, 5140, 6168, 6280, 7536, 7710, 8224, 9420, 10280, 12336, 12560, 15072, 15420, 18840, 20560, 24672, 25120, 30840, 37680, 40349, 41120, 61680, 75360, 80698, 121047, 123360, 161396, 201745, 242094, 322792, 403490, 484188, 605235, 645584, 806980, 968376, 1210470, 1291168, 1613960, 1936752, 2420940, 3227920, 3873504, 4841880, 6455840, 9683760, 19367520]

約数ペア:

[(1, 19367520), (2, 9683760), (3, 6455840), (4, 4841880), (5, 3873504), (6, 3227920), (8, 2420940), (10, 1936752), (12, 1613960), (15, 1291168), (16, 1210470), (20, 968376), (24, 806980), (30, 645584), (32, 605235), (40, 484188), (48, 403490), (60, 322792), (80, 242094), (96, 201745), (120, 161396), (157, 123360), (160, 121047), (240, 80698), (257, 75360), (314, 61680), (471, 41120), (480, 40349), (514, 37680), (628, 30840), (771, 25120), (785, 24672), (942, 20560), (1028, 18840), (1256, 15420), (1285, 15072), (1542, 12560), (1570, 12336), (1884, 10280), (2056, 9420), (2355, 8224), (2512, 7710), (2570, 7536), (3084, 6280), (3140, 6168), (3768, 5140), (3855, 5024), (4112, 4710)]