51365760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:916

約数の個数: 128

約数和(自身を含む): 169205760

約数和(自身を除く): 117840000

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, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 863, 930, 960, 992, 1240, 1488, 1726, 1860, 1920, 1984, 2480, 2589, 2976, 3452, 3720, 3968, 4315, 4960, 5178, 5952, 6904, 7440, 8630, 9920, 10356, 11904, 12945, 13808, 14880, 17260, 19840, 20712, 25890, 26753, 27616, 29760, 34520, 41424, 51780, 53506, 55232, 59520, 69040, 80259, 82848, 103560, 107012, 110464, 133765, 138080, 160518, 165696, 207120, 214024, 267530, 276160, 321036, 331392, 401295, 414240, 428048, 535060, 552320, 642072, 802590, 828480, 856096, 1070120, 1284144, 1605180, 1656960, 1712192, 2140240, 2568288, 3210360, 3424384, 4280480, 5136576, 6420720, 8560960, 10273152, 12841440, 17121920, 25682880, 51365760]

約数ペア:

[(1, 51365760), (2, 25682880), (3, 17121920), (4, 12841440), (5, 10273152), (6, 8560960), (8, 6420720), (10, 5136576), (12, 4280480), (15, 3424384), (16, 3210360), (20, 2568288), (24, 2140240), (30, 1712192), (31, 1656960), (32, 1605180), (40, 1284144), (48, 1070120), (60, 856096), (62, 828480), (64, 802590), (80, 642072), (93, 552320), (96, 535060), (120, 428048), (124, 414240), (128, 401295), (155, 331392), (160, 321036), (186, 276160), (192, 267530), (240, 214024), (248, 207120), (310, 165696), (320, 160518), (372, 138080), (384, 133765), (465, 110464), (480, 107012), (496, 103560), (620, 82848), (640, 80259), (744, 69040), (863, 59520), (930, 55232), (960, 53506), (992, 51780), (1240, 41424), (1488, 34520), (1726, 29760), (1860, 27616), (1920, 26753), (1984, 25890), (2480, 20712), (2589, 19840), (2976, 17260), (3452, 14880), (3720, 13808), (3968, 12945), (4315, 11904), (4960, 10356), (5178, 9920), (5952, 8630), (6904, 7440)]