80519040

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2029

約数の個数: 192

約数和(自身を含む): 317921760

約数和(自身を除く): 237402720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 1997, 2016, 2240, 2520, 2688, 2880, 3360, 3994, 4032, 4480, 5040, 5760, 5991, 6720, 7988, 8064, 9985, 10080, 11982, 13440, 13979, 15976, 17973, 19970, 20160, 23964, 27958, 29955, 31952, 35946, 39940, 40320, 41937, 47928, 55916, 59910, 63904, 69895, 71892, 79880, 83874, 89865, 95856, 111832, 119820, 125811, 127808, 139790, 143784, 159760, 167748, 179730, 191712, 209685, 223664, 239640, 251622, 255616, 279580, 287568, 319520, 335496, 359460, 383424, 419370, 447328, 479280, 503244, 559160, 575136, 629055, 639040, 670992, 718920, 766848, 838740, 894656, 958560, 1006488, 1118320, 1150272, 1258110, 1278080, 1341984, 1437840, 1677480, 1789312, 1917120, 2012976, 2236640, 2300544, 2516220, 2683968, 2875680, 3354960, 3834240, 4025952, 4473280, 5032440, 5367936, 5751360, 6709920, 8051904, 8946560, 10064880, 11502720, 13419840, 16103808, 20129760, 26839680, 40259520, 80519040]

約数ペア:

[(1, 80519040), (2, 40259520), (3, 26839680), (4, 20129760), (5, 16103808), (6, 13419840), (7, 11502720), (8, 10064880), (9, 8946560), (10, 8051904), (12, 6709920), (14, 5751360), (15, 5367936), (16, 5032440), (18, 4473280), (20, 4025952), (21, 3834240), (24, 3354960), (28, 2875680), (30, 2683968), (32, 2516220), (35, 2300544), (36, 2236640), (40, 2012976), (42, 1917120), (45, 1789312), (48, 1677480), (56, 1437840), (60, 1341984), (63, 1278080), (64, 1258110), (70, 1150272), (72, 1118320), (80, 1006488), (84, 958560), (90, 894656), (96, 838740), (105, 766848), (112, 718920), (120, 670992), (126, 639040), (128, 629055), (140, 575136), (144, 559160), (160, 503244), (168, 479280), (180, 447328), (192, 419370), (210, 383424), (224, 359460), (240, 335496), (252, 319520), (280, 287568), (288, 279580), (315, 255616), (320, 251622), (336, 239640), (360, 223664), (384, 209685), (420, 191712), (448, 179730), (480, 167748), (504, 159760), (560, 143784), (576, 139790), (630, 127808), (640, 125811), (672, 119820), (720, 111832), (840, 95856), (896, 89865), (960, 83874), (1008, 79880), (1120, 71892), (1152, 69895), (1260, 63904), (1344, 59910), (1440, 55916), (1680, 47928), (1920, 41937), (1997, 40320), (2016, 39940), (2240, 35946), (2520, 31952), (2688, 29955), (2880, 27958), (3360, 23964), (3994, 20160), (4032, 19970), (4480, 17973), (5040, 15976), (5760, 13979), (5991, 13440), (6720, 11982), (7988, 10080), (8064, 9985)]