39129440

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 192

約数和(自身を含む): 116121600

約数和(自身を除く): 76992160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 49, 56, 62, 70, 80, 92, 98, 112, 115, 124, 140, 155, 160, 161, 184, 196, 217, 224, 230, 245, 248, 280, 310, 322, 343, 368, 392, 434, 460, 490, 496, 560, 620, 644, 686, 713, 736, 784, 805, 868, 920, 980, 992, 1085, 1120, 1127, 1240, 1288, 1372, 1426, 1519, 1568, 1610, 1715, 1736, 1840, 1960, 2170, 2254, 2480, 2576, 2744, 2852, 3038, 3220, 3430, 3472, 3565, 3680, 3920, 4340, 4508, 4960, 4991, 5152, 5488, 5635, 5704, 6076, 6440, 6860, 6944, 7130, 7595, 7840, 7889, 8680, 9016, 9982, 10633, 10976, 11270, 11408, 12152, 12880, 13720, 14260, 15190, 15778, 17360, 18032, 19964, 21266, 22540, 22816, 24304, 24955, 25760, 27440, 28520, 30380, 31556, 34720, 34937, 36064, 39445, 39928, 42532, 45080, 48608, 49910, 53165, 54880, 57040, 60760, 63112, 69874, 78890, 79856, 85064, 90160, 99820, 106330, 114080, 121520, 126224, 139748, 157780, 159712, 170128, 174685, 180320, 199640, 212660, 243040, 244559, 252448, 279496, 315560, 340256, 349370, 399280, 425320, 489118, 558992, 631120, 698740, 798560, 850640, 978236, 1117984, 1222795, 1262240, 1397480, 1701280, 1956472, 2445590, 2794960, 3912944, 4891180, 5589920, 7825888, 9782360, 19564720, 39129440]

約数ペア:

[(1, 39129440), (2, 19564720), (4, 9782360), (5, 7825888), (7, 5589920), (8, 4891180), (10, 3912944), (14, 2794960), (16, 2445590), (20, 1956472), (23, 1701280), (28, 1397480), (31, 1262240), (32, 1222795), (35, 1117984), (40, 978236), (46, 850640), (49, 798560), (56, 698740), (62, 631120), (70, 558992), (80, 489118), (92, 425320), (98, 399280), (112, 349370), (115, 340256), (124, 315560), (140, 279496), (155, 252448), (160, 244559), (161, 243040), (184, 212660), (196, 199640), (217, 180320), (224, 174685), (230, 170128), (245, 159712), (248, 157780), (280, 139748), (310, 126224), (322, 121520), (343, 114080), (368, 106330), (392, 99820), (434, 90160), (460, 85064), (490, 79856), (496, 78890), (560, 69874), (620, 63112), (644, 60760), (686, 57040), (713, 54880), (736, 53165), (784, 49910), (805, 48608), (868, 45080), (920, 42532), (980, 39928), (992, 39445), (1085, 36064), (1120, 34937), (1127, 34720), (1240, 31556), (1288, 30380), (1372, 28520), (1426, 27440), (1519, 25760), (1568, 24955), (1610, 24304), (1715, 22816), (1736, 22540), (1840, 21266), (1960, 19964), (2170, 18032), (2254, 17360), (2480, 15778), (2576, 15190), (2744, 14260), (2852, 13720), (3038, 12880), (3220, 12152), (3430, 11408), (3472, 11270), (3565, 10976), (3680, 10633), (3920, 9982), (4340, 9016), (4508, 8680), (4960, 7889), (4991, 7840), (5152, 7595), (5488, 7130), (5635, 6944), (5704, 6860), (6076, 6440)]