131398740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2011}}^1$

素因数の和:2051

約数の個数: 144

約数和(自身を含む): 449561280

約数和(自身を除く): 318162540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 484, 495, 540, 594, 605, 660, 726, 990, 1089, 1188, 1210, 1452, 1485, 1815, 1980, 2011, 2178, 2420, 2970, 3267, 3630, 4022, 4356, 5445, 5940, 6033, 6534, 7260, 8044, 10055, 10890, 12066, 13068, 16335, 18099, 20110, 21780, 22121, 24132, 30165, 32670, 36198, 40220, 44242, 54297, 60330, 65340, 66363, 72396, 88484, 90495, 108594, 110605, 120660, 132726, 180990, 199089, 217188, 221210, 243331, 265452, 271485, 331815, 361980, 398178, 442420, 486662, 542970, 597267, 663630, 729993, 796356, 973324, 995445, 1085940, 1194534, 1216655, 1327260, 1459986, 1990890, 2189979, 2389068, 2433310, 2919972, 2986335, 3649965, 3981780, 4379958, 4866620, 5972670, 6569937, 7299930, 8759916, 10949895, 11945340, 13139874, 14599860, 21899790, 26279748, 32849685, 43799580, 65699370, 131398740]

約数ペア:

[(1, 131398740), (2, 65699370), (3, 43799580), (4, 32849685), (5, 26279748), (6, 21899790), (9, 14599860), (10, 13139874), (11, 11945340), (12, 10949895), (15, 8759916), (18, 7299930), (20, 6569937), (22, 5972670), (27, 4866620), (30, 4379958), (33, 3981780), (36, 3649965), (44, 2986335), (45, 2919972), (54, 2433310), (55, 2389068), (60, 2189979), (66, 1990890), (90, 1459986), (99, 1327260), (108, 1216655), (110, 1194534), (121, 1085940), (132, 995445), (135, 973324), (165, 796356), (180, 729993), (198, 663630), (220, 597267), (242, 542970), (270, 486662), (297, 442420), (330, 398178), (363, 361980), (396, 331815), (484, 271485), (495, 265452), (540, 243331), (594, 221210), (605, 217188), (660, 199089), (726, 180990), (990, 132726), (1089, 120660), (1188, 110605), (1210, 108594), (1452, 90495), (1485, 88484), (1815, 72396), (1980, 66363), (2011, 65340), (2178, 60330), (2420, 54297), (2970, 44242), (3267, 40220), (3630, 36198), (4022, 32670), (4356, 30165), (5445, 24132), (5940, 22121), (6033, 21780), (6534, 20110), (7260, 18099), (8044, 16335), (10055, 13068), (10890, 12066)]