491129280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5501}}^1$

素因数の和:5555

約数の個数: 168

約数和(自身を含む): 1744089984

約数和(自身を除く): 1252960704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1984, 2232, 2480, 2790, 2880, 2976, 3720, 4464, 4960, 5501, 5580, 5952, 7440, 8928, 9920, 11002, 11160, 14880, 16503, 17856, 22004, 22320, 27505, 29760, 33006, 44008, 44640, 49509, 55010, 66012, 82515, 88016, 89280, 99018, 110020, 132024, 165030, 170531, 176032, 198036, 220040, 247545, 264048, 330060, 341062, 352064, 396072, 440080, 495090, 511593, 528096, 660120, 682124, 792144, 852655, 880160, 990180, 1023186, 1056192, 1320240, 1364248, 1534779, 1584288, 1705310, 1760320, 1980360, 2046372, 2557965, 2640480, 2728496, 3069558, 3168576, 3410620, 3960720, 4092744, 5115930, 5280960, 5456992, 6139116, 6821240, 7673895, 7921440, 8185488, 10231860, 10913984, 12278232, 13642480, 15347790, 15842880, 16370976, 20463720, 24556464, 27284960, 30695580, 32741952, 40927440, 49112928, 54569920, 61391160, 81854880, 98225856, 122782320, 163709760, 245564640, 491129280]

約数ペア:

[(1, 491129280), (2, 245564640), (3, 163709760), (4, 122782320), (5, 98225856), (6, 81854880), (8, 61391160), (9, 54569920), (10, 49112928), (12, 40927440), (15, 32741952), (16, 30695580), (18, 27284960), (20, 24556464), (24, 20463720), (30, 16370976), (31, 15842880), (32, 15347790), (36, 13642480), (40, 12278232), (45, 10913984), (48, 10231860), (60, 8185488), (62, 7921440), (64, 7673895), (72, 6821240), (80, 6139116), (90, 5456992), (93, 5280960), (96, 5115930), (120, 4092744), (124, 3960720), (144, 3410620), (155, 3168576), (160, 3069558), (180, 2728496), (186, 2640480), (192, 2557965), (240, 2046372), (248, 1980360), (279, 1760320), (288, 1705310), (310, 1584288), (320, 1534779), (360, 1364248), (372, 1320240), (465, 1056192), (480, 1023186), (496, 990180), (558, 880160), (576, 852655), (620, 792144), (720, 682124), (744, 660120), (930, 528096), (960, 511593), (992, 495090), (1116, 440080), (1240, 396072), (1395, 352064), (1440, 341062), (1488, 330060), (1860, 264048), (1984, 247545), (2232, 220040), (2480, 198036), (2790, 176032), (2880, 170531), (2976, 165030), (3720, 132024), (4464, 110020), (4960, 99018), (5501, 89280), (5580, 88016), (5952, 82515), (7440, 66012), (8928, 55010), (9920, 49509), (11002, 44640), (11160, 44008), (14880, 33006), (16503, 29760), (17856, 27505), (22004, 22320)]