79181520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:453

約数の個数: 160

約数和(自身を含む): 271589760

約数和(自身を除く): 192408240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 89, 110, 120, 132, 165, 176, 178, 220, 240, 264, 267, 330, 337, 356, 440, 445, 528, 534, 660, 674, 712, 880, 890, 979, 1011, 1068, 1320, 1335, 1348, 1424, 1685, 1780, 1958, 2022, 2136, 2640, 2670, 2696, 2937, 3370, 3560, 3707, 3916, 4044, 4272, 4895, 5055, 5340, 5392, 5874, 6740, 7120, 7414, 7832, 8088, 9790, 10110, 10680, 11121, 11748, 13480, 14685, 14828, 15664, 16176, 18535, 19580, 20220, 21360, 22242, 23496, 26960, 29370, 29656, 29993, 37070, 39160, 40440, 44484, 46992, 55605, 58740, 59312, 59986, 74140, 78320, 80880, 88968, 89979, 111210, 117480, 119972, 148280, 149965, 177936, 179958, 222420, 234960, 239944, 296560, 299930, 329923, 359916, 444840, 449895, 479888, 599860, 659846, 719832, 889680, 899790, 989769, 1199720, 1319692, 1439664, 1649615, 1799580, 1979538, 2399440, 2639384, 3299230, 3599160, 3959076, 4948845, 5278768, 6598460, 7198320, 7918152, 9897690, 13196920, 15836304, 19795380, 26393840, 39590760, 79181520]

約数ペア:

[(1, 79181520), (2, 39590760), (3, 26393840), (4, 19795380), (5, 15836304), (6, 13196920), (8, 9897690), (10, 7918152), (11, 7198320), (12, 6598460), (15, 5278768), (16, 4948845), (20, 3959076), (22, 3599160), (24, 3299230), (30, 2639384), (33, 2399440), (40, 1979538), (44, 1799580), (48, 1649615), (55, 1439664), (60, 1319692), (66, 1199720), (80, 989769), (88, 899790), (89, 889680), (110, 719832), (120, 659846), (132, 599860), (165, 479888), (176, 449895), (178, 444840), (220, 359916), (240, 329923), (264, 299930), (267, 296560), (330, 239944), (337, 234960), (356, 222420), (440, 179958), (445, 177936), (528, 149965), (534, 148280), (660, 119972), (674, 117480), (712, 111210), (880, 89979), (890, 88968), (979, 80880), (1011, 78320), (1068, 74140), (1320, 59986), (1335, 59312), (1348, 58740), (1424, 55605), (1685, 46992), (1780, 44484), (1958, 40440), (2022, 39160), (2136, 37070), (2640, 29993), (2670, 29656), (2696, 29370), (2937, 26960), (3370, 23496), (3560, 22242), (3707, 21360), (3916, 20220), (4044, 19580), (4272, 18535), (4895, 16176), (5055, 15664), (5340, 14828), (5392, 14685), (5874, 13480), (6740, 11748), (7120, 11121), (7414, 10680), (7832, 10110), (8088, 9790)]