16589440

素因数分解:

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

素因数の和:79

約数の個数: 144

約数和(自身を含む): 48227130

約数和(自身を除く): 31637690

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 80, 92, 98, 112, 115, 128, 140, 160, 161, 184, 196, 224, 230, 245, 280, 320, 322, 368, 392, 448, 460, 490, 529, 560, 640, 644, 736, 784, 805, 896, 920, 980, 1058, 1120, 1127, 1288, 1472, 1568, 1610, 1840, 1960, 2116, 2240, 2254, 2576, 2645, 2944, 3136, 3220, 3680, 3703, 3920, 4232, 4480, 4508, 5152, 5290, 5635, 6272, 6440, 7360, 7406, 7840, 8464, 9016, 10304, 10580, 11270, 12880, 14720, 14812, 15680, 16928, 18032, 18515, 20608, 21160, 22540, 25760, 25921, 29624, 31360, 33856, 36064, 37030, 42320, 45080, 51520, 51842, 59248, 67712, 72128, 74060, 84640, 90160, 103040, 103684, 118496, 129605, 144256, 148120, 169280, 180320, 207368, 236992, 259210, 296240, 338560, 360640, 414736, 473984, 518420, 592480, 721280, 829472, 1036840, 1184960, 1658944, 2073680, 2369920, 3317888, 4147360, 8294720, 16589440]

約数ペア:

[(1, 16589440), (2, 8294720), (4, 4147360), (5, 3317888), (7, 2369920), (8, 2073680), (10, 1658944), (14, 1184960), (16, 1036840), (20, 829472), (23, 721280), (28, 592480), (32, 518420), (35, 473984), (40, 414736), (46, 360640), (49, 338560), (56, 296240), (64, 259210), (70, 236992), (80, 207368), (92, 180320), (98, 169280), (112, 148120), (115, 144256), (128, 129605), (140, 118496), (160, 103684), (161, 103040), (184, 90160), (196, 84640), (224, 74060), (230, 72128), (245, 67712), (280, 59248), (320, 51842), (322, 51520), (368, 45080), (392, 42320), (448, 37030), (460, 36064), (490, 33856), (529, 31360), (560, 29624), (640, 25921), (644, 25760), (736, 22540), (784, 21160), (805, 20608), (896, 18515), (920, 18032), (980, 16928), (1058, 15680), (1120, 14812), (1127, 14720), (1288, 12880), (1472, 11270), (1568, 10580), (1610, 10304), (1840, 9016), (1960, 8464), (2116, 7840), (2240, 7406), (2254, 7360), (2576, 6440), (2645, 6272), (2944, 5635), (3136, 5290), (3220, 5152), (3680, 4508), (3703, 4480), (3920, 4232)]