81497760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5477}}^1$

素因数の和:5526

約数の個数: 96

約数和(自身を含む): 265047552

約数和(自身を除く): 183549792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 5477, 7440, 10954, 14880, 16431, 21908, 27385, 32862, 43816, 54770, 65724, 82155, 87632, 109540, 131448, 164310, 169787, 175264, 219080, 262896, 328620, 339574, 438160, 509361, 525792, 657240, 679148, 848935, 876320, 1018722, 1314480, 1358296, 1697870, 2037444, 2546805, 2628960, 2716592, 3395740, 4074888, 5093610, 5433184, 6791480, 8149776, 10187220, 13582960, 16299552, 20374440, 27165920, 40748880, 81497760]

約数ペア:

[(1, 81497760), (2, 40748880), (3, 27165920), (4, 20374440), (5, 16299552), (6, 13582960), (8, 10187220), (10, 8149776), (12, 6791480), (15, 5433184), (16, 5093610), (20, 4074888), (24, 3395740), (30, 2716592), (31, 2628960), (32, 2546805), (40, 2037444), (48, 1697870), (60, 1358296), (62, 1314480), (80, 1018722), (93, 876320), (96, 848935), (120, 679148), (124, 657240), (155, 525792), (160, 509361), (186, 438160), (240, 339574), (248, 328620), (310, 262896), (372, 219080), (465, 175264), (480, 169787), (496, 164310), (620, 131448), (744, 109540), (930, 87632), (992, 82155), (1240, 65724), (1488, 54770), (1860, 43816), (2480, 32862), (2976, 27385), (3720, 21908), (4960, 16431), (5477, 14880), (7440, 10954)]