686887560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4051}}^1$

素因数の和:4228

約数の個数: 128

約数和(自身を含む): 2304777600

約数和(自身を除く): 1617890040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 157, 180, 216, 270, 314, 360, 471, 540, 628, 785, 942, 1080, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4051, 4239, 4710, 5652, 6280, 7065, 8102, 8478, 9420, 11304, 12153, 14130, 16204, 16956, 18840, 20255, 21195, 24306, 28260, 32408, 33912, 36459, 40510, 42390, 48612, 56520, 60765, 72918, 81020, 84780, 97224, 109377, 121530, 145836, 162040, 169560, 182295, 218754, 243060, 291672, 364590, 437508, 486120, 546885, 636007, 729180, 875016, 1093770, 1272014, 1458360, 1908021, 2187540, 2544028, 3180035, 3816042, 4375080, 5088056, 5724063, 6360070, 7632084, 9540105, 11448126, 12720140, 15264168, 17172189, 19080210, 22896252, 25440280, 28620315, 34344378, 38160420, 45792504, 57240630, 68688756, 76320840, 85860945, 114481260, 137377512, 171721890, 228962520, 343443780, 686887560]

約数ペア:

[(1, 686887560), (2, 343443780), (3, 228962520), (4, 171721890), (5, 137377512), (6, 114481260), (8, 85860945), (9, 76320840), (10, 68688756), (12, 57240630), (15, 45792504), (18, 38160420), (20, 34344378), (24, 28620315), (27, 25440280), (30, 22896252), (36, 19080210), (40, 17172189), (45, 15264168), (54, 12720140), (60, 11448126), (72, 9540105), (90, 7632084), (108, 6360070), (120, 5724063), (135, 5088056), (157, 4375080), (180, 3816042), (216, 3180035), (270, 2544028), (314, 2187540), (360, 1908021), (471, 1458360), (540, 1272014), (628, 1093770), (785, 875016), (942, 729180), (1080, 636007), (1256, 546885), (1413, 486120), (1570, 437508), (1884, 364590), (2355, 291672), (2826, 243060), (3140, 218754), (3768, 182295), (4051, 169560), (4239, 162040), (4710, 145836), (5652, 121530), (6280, 109377), (7065, 97224), (8102, 84780), (8478, 81020), (9420, 72918), (11304, 60765), (12153, 56520), (14130, 48612), (16204, 42390), (16956, 40510), (18840, 36459), (20255, 33912), (21195, 32408), (24306, 28260)]