67237720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 178459200

約数和(自身を除く): 111221480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 89, 101, 110, 136, 170, 178, 187, 202, 220, 340, 356, 374, 404, 440, 445, 505, 680, 712, 748, 808, 890, 935, 979, 1010, 1111, 1496, 1513, 1717, 1780, 1870, 1958, 2020, 2222, 3026, 3434, 3560, 3740, 3916, 4040, 4444, 4895, 5555, 6052, 6868, 7480, 7565, 7832, 8585, 8888, 8989, 9790, 11110, 12104, 13736, 15130, 16643, 17170, 17978, 18887, 19580, 22220, 30260, 33286, 34340, 35956, 37774, 39160, 44440, 44945, 60520, 66572, 68680, 71912, 75548, 83215, 89890, 94435, 98879, 133144, 151096, 152813, 166430, 179780, 188870, 197758, 305626, 332860, 359560, 377740, 395516, 494395, 611252, 665720, 755480, 764065, 791032, 988790, 1222504, 1528130, 1680943, 1977580, 3056260, 3361886, 3955160, 6112520, 6723772, 8404715, 13447544, 16809430, 33618860, 67237720]

約数ペア:

[(1, 67237720), (2, 33618860), (4, 16809430), (5, 13447544), (8, 8404715), (10, 6723772), (11, 6112520), (17, 3955160), (20, 3361886), (22, 3056260), (34, 1977580), (40, 1680943), (44, 1528130), (55, 1222504), (68, 988790), (85, 791032), (88, 764065), (89, 755480), (101, 665720), (110, 611252), (136, 494395), (170, 395516), (178, 377740), (187, 359560), (202, 332860), (220, 305626), (340, 197758), (356, 188870), (374, 179780), (404, 166430), (440, 152813), (445, 151096), (505, 133144), (680, 98879), (712, 94435), (748, 89890), (808, 83215), (890, 75548), (935, 71912), (979, 68680), (1010, 66572), (1111, 60520), (1496, 44945), (1513, 44440), (1717, 39160), (1780, 37774), (1870, 35956), (1958, 34340), (2020, 33286), (2222, 30260), (3026, 22220), (3434, 19580), (3560, 18887), (3740, 17978), (3916, 17170), (4040, 16643), (4444, 15130), (4895, 13736), (5555, 12104), (6052, 11110), (6868, 9790), (7480, 8989), (7565, 8888), (7832, 8585)]