40259520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2027

約数の個数: 168

約数和(自身を含む): 158337504

約数和(自身を除く): 118077984

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, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 1997, 2016, 2240, 2520, 2880, 3360, 3994, 4032, 5040, 5991, 6720, 7988, 9985, 10080, 11982, 13979, 15976, 17973, 19970, 20160, 23964, 27958, 29955, 31952, 35946, 39940, 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, 279580, 287568, 319520, 335496, 359460, 383424, 419370, 447328, 479280, 503244, 559160, 575136, 629055, 639040, 670992, 718920, 838740, 894656, 958560, 1006488, 1118320, 1150272, 1258110, 1341984, 1437840, 1677480, 1917120, 2012976, 2236640, 2516220, 2683968, 2875680, 3354960, 4025952, 4473280, 5032440, 5751360, 6709920, 8051904, 10064880, 13419840, 20129760, 40259520]

約数ペア:

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