67991220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1493}}^1$

素因数の和:1542

約数の個数: 144

約数和(自身を含む): 234928512

約数和(自身を除く): 166937292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1493, 1518, 1980, 2070, 2277, 2530, 2986, 3036, 3795, 4140, 4479, 4554, 5060, 5972, 7465, 7590, 8958, 9108, 11385, 13437, 14930, 15180, 16423, 17916, 22395, 22770, 26874, 29860, 32846, 34339, 44790, 45540, 49269, 53748, 65692, 67185, 68678, 82115, 89580, 98538, 103017, 134370, 137356, 147807, 164230, 171695, 197076, 206034, 246345, 268740, 295614, 309051, 328460, 343390, 377729, 412068, 492690, 515085, 591228, 618102, 686780, 739035, 755458, 985380, 1030170, 1133187, 1236204, 1478070, 1510916, 1545255, 1888645, 2060340, 2266374, 2956140, 3090510, 3399561, 3777290, 4532748, 5665935, 6181020, 6799122, 7554580, 11331870, 13598244, 16997805, 22663740, 33995610, 67991220]

約数ペア:

[(1, 67991220), (2, 33995610), (3, 22663740), (4, 16997805), (5, 13598244), (6, 11331870), (9, 7554580), (10, 6799122), (11, 6181020), (12, 5665935), (15, 4532748), (18, 3777290), (20, 3399561), (22, 3090510), (23, 2956140), (30, 2266374), (33, 2060340), (36, 1888645), (44, 1545255), (45, 1510916), (46, 1478070), (55, 1236204), (60, 1133187), (66, 1030170), (69, 985380), (90, 755458), (92, 739035), (99, 686780), (110, 618102), (115, 591228), (132, 515085), (138, 492690), (165, 412068), (180, 377729), (198, 343390), (207, 328460), (220, 309051), (230, 295614), (253, 268740), (276, 246345), (330, 206034), (345, 197076), (396, 171695), (414, 164230), (460, 147807), (495, 137356), (506, 134370), (660, 103017), (690, 98538), (759, 89580), (828, 82115), (990, 68678), (1012, 67185), (1035, 65692), (1265, 53748), (1380, 49269), (1493, 45540), (1518, 44790), (1980, 34339), (2070, 32846), (2277, 29860), (2530, 26874), (2986, 22770), (3036, 22395), (3795, 17916), (4140, 16423), (4479, 15180), (4554, 14930), (5060, 13437), (5972, 11385), (7465, 9108), (7590, 8958)]