2019257880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1\times {\mathrm{373}}^1$

素因数の和:813

約数の個数: 128

約数和(自身を含む): 6131505600

約数和(自身を除く): 4112247720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 229, 373, 394, 458, 591, 687, 746, 788, 916, 985, 1119, 1145, 1182, 1374, 1492, 1576, 1832, 1865, 1970, 2238, 2290, 2364, 2748, 2955, 2984, 3435, 3730, 3940, 4476, 4580, 4728, 5496, 5595, 5910, 6870, 7460, 7880, 8952, 9160, 11190, 11820, 13740, 14920, 22380, 23640, 27480, 44760, 45113, 73481, 85417, 90226, 135339, 146962, 170834, 180452, 220443, 225565, 256251, 270678, 293924, 341668, 360904, 367405, 427085, 440886, 451130, 512502, 541356, 587848, 676695, 683336, 734810, 854170, 881772, 902260, 1025004, 1082712, 1102215, 1281255, 1353390, 1469620, 1708340, 1763544, 1804520, 2050008, 2204430, 2562510, 2706780, 2939240, 3416680, 4408860, 5125020, 5413560, 8817720, 10250040, 16827149, 33654298, 50481447, 67308596, 84135745, 100962894, 134617192, 168271490, 201925788, 252407235, 336542980, 403851576, 504814470, 673085960, 1009628940, 2019257880]

約数ペア:

[(1, 2019257880), (2, 1009628940), (3, 673085960), (4, 504814470), (5, 403851576), (6, 336542980), (8, 252407235), (10, 201925788), (12, 168271490), (15, 134617192), (20, 100962894), (24, 84135745), (30, 67308596), (40, 50481447), (60, 33654298), (120, 16827149), (197, 10250040), (229, 8817720), (373, 5413560), (394, 5125020), (458, 4408860), (591, 3416680), (687, 2939240), (746, 2706780), (788, 2562510), (916, 2204430), (985, 2050008), (1119, 1804520), (1145, 1763544), (1182, 1708340), (1374, 1469620), (1492, 1353390), (1576, 1281255), (1832, 1102215), (1865, 1082712), (1970, 1025004), (2238, 902260), (2290, 881772), (2364, 854170), (2748, 734810), (2955, 683336), (2984, 676695), (3435, 587848), (3730, 541356), (3940, 512502), (4476, 451130), (4580, 440886), (4728, 427085), (5496, 367405), (5595, 360904), (5910, 341668), (6870, 293924), (7460, 270678), (7880, 256251), (8952, 225565), (9160, 220443), (11190, 180452), (11820, 170834), (13740, 146962), (14920, 135339), (22380, 90226), (23640, 85417), (27480, 73481), (44760, 45113)]