520285440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{863}}^1$

素因数の和:1044

約数の個数: 144

約数和(自身を含む): 1674183168

約数和(自身を除く): 1153897728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 256, 314, 320, 384, 471, 480, 628, 640, 768, 785, 863, 942, 960, 1256, 1280, 1570, 1726, 1884, 1920, 2355, 2512, 2589, 3140, 3452, 3768, 3840, 4315, 4710, 5024, 5178, 6280, 6904, 7536, 8630, 9420, 10048, 10356, 12560, 12945, 13808, 15072, 17260, 18840, 20096, 20712, 25120, 25890, 27616, 30144, 34520, 37680, 40192, 41424, 50240, 51780, 55232, 60288, 69040, 75360, 82848, 100480, 103560, 110464, 120576, 135491, 138080, 150720, 165696, 200960, 207120, 220928, 270982, 276160, 301440, 331392, 406473, 414240, 541964, 552320, 602880, 662784, 677455, 812946, 828480, 1083928, 1104640, 1354910, 1625892, 1656960, 2032365, 2167856, 2709820, 3251784, 3313920, 4064730, 4335712, 5419640, 6503568, 8129460, 8671424, 10839280, 13007136, 16258920, 17342848, 21678560, 26014272, 32517840, 34685696, 43357120, 52028544, 65035680, 86714240, 104057088, 130071360, 173428480, 260142720, 520285440]

約数ペア:

[(1, 520285440), (2, 260142720), (3, 173428480), (4, 130071360), (5, 104057088), (6, 86714240), (8, 65035680), (10, 52028544), (12, 43357120), (15, 34685696), (16, 32517840), (20, 26014272), (24, 21678560), (30, 17342848), (32, 16258920), (40, 13007136), (48, 10839280), (60, 8671424), (64, 8129460), (80, 6503568), (96, 5419640), (120, 4335712), (128, 4064730), (157, 3313920), (160, 3251784), (192, 2709820), (240, 2167856), (256, 2032365), (314, 1656960), (320, 1625892), (384, 1354910), (471, 1104640), (480, 1083928), (628, 828480), (640, 812946), (768, 677455), (785, 662784), (863, 602880), (942, 552320), (960, 541964), (1256, 414240), (1280, 406473), (1570, 331392), (1726, 301440), (1884, 276160), (1920, 270982), (2355, 220928), (2512, 207120), (2589, 200960), (3140, 165696), (3452, 150720), (3768, 138080), (3840, 135491), (4315, 120576), (4710, 110464), (5024, 103560), (5178, 100480), (6280, 82848), (6904, 75360), (7536, 69040), (8630, 60288), (9420, 55232), (10048, 51780), (10356, 50240), (12560, 41424), (12945, 40192), (13808, 37680), (15072, 34520), (17260, 30144), (18840, 27616), (20096, 25890), (20712, 25120)]