1260640080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1058

約数の個数: 240

約数和(自身を含む): 4858439040

約数和(自身を除く): 3597798960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 389, 420, 504, 560, 630, 643, 720, 778, 840, 1008, 1167, 1260, 1286, 1556, 1680, 1929, 1945, 2334, 2520, 2572, 2723, 3112, 3215, 3501, 3858, 3890, 4501, 4668, 5040, 5144, 5446, 5787, 5835, 6224, 6430, 7002, 7716, 7780, 8169, 9002, 9336, 9645, 10288, 10892, 11574, 11670, 12860, 13503, 13615, 14004, 15432, 15560, 16338, 17505, 18004, 18672, 19290, 21784, 22505, 23148, 23340, 24507, 25720, 27006, 27230, 28008, 28935, 30864, 31120, 32676, 35010, 36008, 38580, 40509, 40845, 43568, 45010, 46296, 46680, 49014, 51440, 54012, 54460, 56016, 57870, 65352, 67515, 70020, 72016, 77160, 81018, 81690, 90020, 92592, 93360, 98028, 108024, 108920, 115740, 122535, 130704, 135030, 140040, 154320, 162036, 163380, 180040, 196056, 202545, 216048, 217840, 231480, 245070, 250127, 270060, 280080, 324072, 326760, 360080, 392112, 405090, 462960, 490140, 500254, 540120, 648144, 653520, 750381, 810180, 980280, 1000508, 1080240, 1250635, 1500762, 1620360, 1750889, 1960560, 2001016, 2251143, 2501270, 3001524, 3240720, 3501778, 3751905, 4002032, 4502286, 5002540, 5252667, 6003048, 7003556, 7503810, 8754445, 9004572, 10005080, 10505334, 11255715, 12006096, 14007112, 15007620, 15758001, 17508890, 18009144, 20010160, 21010668, 22511430, 26263335, 28014224, 30015240, 31516002, 35017780, 36018288, 42021336, 45022860, 52526670, 60030480, 63032004, 70035560, 78790005, 84042672, 90045720, 105053340, 126064008, 140071120, 157580010, 180091440, 210106680, 252128016, 315160020, 420213360, 630320040, 1260640080]

約数ペア:

[(1, 1260640080), (2, 630320040), (3, 420213360), (4, 315160020), (5, 252128016), (6, 210106680), (7, 180091440), (8, 157580010), (9, 140071120), (10, 126064008), (12, 105053340), (14, 90045720), (15, 84042672), (16, 78790005), (18, 70035560), (20, 63032004), (21, 60030480), (24, 52526670), (28, 45022860), (30, 42021336), (35, 36018288), (36, 35017780), (40, 31516002), (42, 30015240), (45, 28014224), (48, 26263335), (56, 22511430), (60, 21010668), (63, 20010160), (70, 18009144), (72, 17508890), (80, 15758001), (84, 15007620), (90, 14007112), (105, 12006096), (112, 11255715), (120, 10505334), (126, 10005080), (140, 9004572), (144, 8754445), (168, 7503810), (180, 7003556), (210, 6003048), (240, 5252667), (252, 5002540), (280, 4502286), (315, 4002032), (336, 3751905), (360, 3501778), (389, 3240720), (420, 3001524), (504, 2501270), (560, 2251143), (630, 2001016), (643, 1960560), (720, 1750889), (778, 1620360), (840, 1500762), (1008, 1250635), (1167, 1080240), (1260, 1000508), (1286, 980280), (1556, 810180), (1680, 750381), (1929, 653520), (1945, 648144), (2334, 540120), (2520, 500254), (2572, 490140), (2723, 462960), (3112, 405090), (3215, 392112), (3501, 360080), (3858, 326760), (3890, 324072), (4501, 280080), (4668, 270060), (5040, 250127), (5144, 245070), (5446, 231480), (5787, 217840), (5835, 216048), (6224, 202545), (6430, 196056), (7002, 180040), (7716, 163380), (7780, 162036), (8169, 154320), (9002, 140040), (9336, 135030), (9645, 130704), (10288, 122535), (10892, 115740), (11574, 108920), (11670, 108024), (12860, 98028), (13503, 93360), (13615, 92592), (14004, 90020), (15432, 81690), (15560, 81018), (16338, 77160), (17505, 72016), (18004, 70020), (18672, 67515), (19290, 65352), (21784, 57870), (22505, 56016), (23148, 54460), (23340, 54012), (24507, 51440), (25720, 49014), (27006, 46680), (27230, 46296), (28008, 45010), (28935, 43568), (30864, 40845), (31120, 40509), (32676, 38580), (35010, 36008)]