280130880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9413}}^1$

素因数の和:9464

約数の個数: 112

約数和(自身を含む): 918203904

約数和(自身を除く): 638073024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 9413, 9920, 14880, 18826, 28239, 29760, 37652, 47065, 56478, 75304, 94130, 112956, 141195, 150608, 188260, 225912, 282390, 291803, 301216, 376520, 451824, 564780, 583606, 602432, 753040, 875409, 903648, 1129560, 1167212, 1459015, 1506080, 1750818, 1807296, 2259120, 2334424, 2918030, 3012160, 3501636, 4377045, 4518240, 4668848, 5836060, 7003272, 8754090, 9036480, 9337696, 11672120, 14006544, 17508180, 18675392, 23344240, 28013088, 35016360, 46688480, 56026176, 70032720, 93376960, 140065440, 280130880]

約数ペア:

[(1, 280130880), (2, 140065440), (3, 93376960), (4, 70032720), (5, 56026176), (6, 46688480), (8, 35016360), (10, 28013088), (12, 23344240), (15, 18675392), (16, 17508180), (20, 14006544), (24, 11672120), (30, 9337696), (31, 9036480), (32, 8754090), (40, 7003272), (48, 5836060), (60, 4668848), (62, 4518240), (64, 4377045), (80, 3501636), (93, 3012160), (96, 2918030), (120, 2334424), (124, 2259120), (155, 1807296), (160, 1750818), (186, 1506080), (192, 1459015), (240, 1167212), (248, 1129560), (310, 903648), (320, 875409), (372, 753040), (465, 602432), (480, 583606), (496, 564780), (620, 451824), (744, 376520), (930, 301216), (960, 291803), (992, 282390), (1240, 225912), (1488, 188260), (1860, 150608), (1984, 141195), (2480, 112956), (2976, 94130), (3720, 75304), (4960, 56478), (5952, 47065), (7440, 37652), (9413, 29760), (9920, 28239), (14880, 18826)]