518166720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{19991}}^1$

素因数の和:20020

約数の個数: 140

約数和(自身を含む): 1843302384

約数和(自身を除く): 1325135664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 19991, 25920, 39982, 59973, 79964, 99955, 119946, 159928, 179919, 199910, 239892, 299865, 319856, 359838, 399820, 479784, 539757, 599730, 639712, 719676, 799640, 899595, 959568, 1079514, 1199460, 1279424, 1439352, 1599280, 1619271, 1799190, 1919136, 2159028, 2398920, 2698785, 2878704, 3198560, 3238542, 3598380, 3838272, 4318056, 4797840, 5397570, 5757408, 6397120, 6477084, 7196760, 8096355, 8636112, 9595680, 10795140, 11514816, 12954168, 14393520, 16192710, 17272224, 19191360, 21590280, 25908336, 28787040, 32385420, 34544448, 43180560, 51816672, 57574080, 64770840, 86361120, 103633344, 129541680, 172722240, 259083360, 518166720]

約数ペア:

[(1, 518166720), (2, 259083360), (3, 172722240), (4, 129541680), (5, 103633344), (6, 86361120), (8, 64770840), (9, 57574080), (10, 51816672), (12, 43180560), (15, 34544448), (16, 32385420), (18, 28787040), (20, 25908336), (24, 21590280), (27, 19191360), (30, 17272224), (32, 16192710), (36, 14393520), (40, 12954168), (45, 11514816), (48, 10795140), (54, 9595680), (60, 8636112), (64, 8096355), (72, 7196760), (80, 6477084), (81, 6397120), (90, 5757408), (96, 5397570), (108, 4797840), (120, 4318056), (135, 3838272), (144, 3598380), (160, 3238542), (162, 3198560), (180, 2878704), (192, 2698785), (216, 2398920), (240, 2159028), (270, 1919136), (288, 1799190), (320, 1619271), (324, 1599280), (360, 1439352), (405, 1279424), (432, 1199460), (480, 1079514), (540, 959568), (576, 899595), (648, 799640), (720, 719676), (810, 639712), (864, 599730), (960, 539757), (1080, 479784), (1296, 399820), (1440, 359838), (1620, 319856), (1728, 299865), (2160, 239892), (2592, 199910), (2880, 179919), (3240, 159928), (4320, 119946), (5184, 99955), (6480, 79964), (8640, 59973), (12960, 39982), (19991, 25920)]