102731520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:918

約数の個数: 144

約数和(自身を含む): 339075072

約数和(自身を除く): 236343552

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, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 863, 930, 960, 992, 1240, 1280, 1488, 1726, 1860, 1920, 1984, 2480, 2589, 2976, 3452, 3720, 3840, 3968, 4315, 4960, 5178, 5952, 6904, 7440, 7936, 8630, 9920, 10356, 11904, 12945, 13808, 14880, 17260, 19840, 20712, 23808, 25890, 26753, 27616, 29760, 34520, 39680, 41424, 51780, 53506, 55232, 59520, 69040, 80259, 82848, 103560, 107012, 110464, 119040, 133765, 138080, 160518, 165696, 207120, 214024, 220928, 267530, 276160, 321036, 331392, 401295, 414240, 428048, 535060, 552320, 642072, 662784, 802590, 828480, 856096, 1070120, 1104640, 1284144, 1605180, 1656960, 1712192, 2140240, 2568288, 3210360, 3313920, 3424384, 4280480, 5136576, 6420720, 6848768, 8560960, 10273152, 12841440, 17121920, 20546304, 25682880, 34243840, 51365760, 102731520]

約数ペア:

[(1, 102731520), (2, 51365760), (3, 34243840), (4, 25682880), (5, 20546304), (6, 17121920), (8, 12841440), (10, 10273152), (12, 8560960), (15, 6848768), (16, 6420720), (20, 5136576), (24, 4280480), (30, 3424384), (31, 3313920), (32, 3210360), (40, 2568288), (48, 2140240), (60, 1712192), (62, 1656960), (64, 1605180), (80, 1284144), (93, 1104640), (96, 1070120), (120, 856096), (124, 828480), (128, 802590), (155, 662784), (160, 642072), (186, 552320), (192, 535060), (240, 428048), (248, 414240), (256, 401295), (310, 331392), (320, 321036), (372, 276160), (384, 267530), (465, 220928), (480, 214024), (496, 207120), (620, 165696), (640, 160518), (744, 138080), (768, 133765), (863, 119040), (930, 110464), (960, 107012), (992, 103560), (1240, 82848), (1280, 80259), (1488, 69040), (1726, 59520), (1860, 55232), (1920, 53506), (1984, 51780), (2480, 41424), (2589, 39680), (2976, 34520), (3452, 29760), (3720, 27616), (3840, 26753), (3968, 25890), (4315, 23808), (4960, 20712), (5178, 19840), (5952, 17260), (6904, 14880), (7440, 13808), (7936, 12945), (8630, 11904), (9920, 10356)]