317182880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1759}}^1$

素因数の和:1811

約数の個数: 144

約数和(自身を含む): 910103040

約数和(自身を除く): 592920160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 736, 784, 805, 920, 980, 1120, 1127, 1288, 1568, 1610, 1759, 1840, 1960, 2254, 2576, 3220, 3518, 3680, 3920, 4508, 5152, 5635, 6440, 7036, 7840, 8795, 9016, 11270, 12313, 12880, 14072, 17590, 18032, 22540, 24626, 25760, 28144, 35180, 36064, 40457, 45080, 49252, 56288, 61565, 70360, 80914, 86191, 90160, 98504, 123130, 140720, 161828, 172382, 180320, 197008, 202285, 246260, 281440, 283199, 323656, 344764, 394016, 404570, 430955, 492520, 566398, 647312, 689528, 809140, 861910, 985040, 1132796, 1294624, 1379056, 1415995, 1618280, 1723820, 1970080, 1982393, 2265592, 2758112, 2831990, 3236560, 3447640, 3964786, 4531184, 5663980, 6473120, 6895280, 7929572, 9062368, 9911965, 11327960, 13790560, 15859144, 19823930, 22655920, 31718288, 39647860, 45311840, 63436576, 79295720, 158591440, 317182880]

約数ペア:

[(1, 317182880), (2, 158591440), (4, 79295720), (5, 63436576), (7, 45311840), (8, 39647860), (10, 31718288), (14, 22655920), (16, 19823930), (20, 15859144), (23, 13790560), (28, 11327960), (32, 9911965), (35, 9062368), (40, 7929572), (46, 6895280), (49, 6473120), (56, 5663980), (70, 4531184), (80, 3964786), (92, 3447640), (98, 3236560), (112, 2831990), (115, 2758112), (140, 2265592), (160, 1982393), (161, 1970080), (184, 1723820), (196, 1618280), (224, 1415995), (230, 1379056), (245, 1294624), (280, 1132796), (322, 985040), (368, 861910), (392, 809140), (460, 689528), (490, 647312), (560, 566398), (644, 492520), (736, 430955), (784, 404570), (805, 394016), (920, 344764), (980, 323656), (1120, 283199), (1127, 281440), (1288, 246260), (1568, 202285), (1610, 197008), (1759, 180320), (1840, 172382), (1960, 161828), (2254, 140720), (2576, 123130), (3220, 98504), (3518, 90160), (3680, 86191), (3920, 80914), (4508, 70360), (5152, 61565), (5635, 56288), (6440, 49252), (7036, 45080), (7840, 40457), (8795, 36064), (9016, 35180), (11270, 28144), (12313, 25760), (12880, 24626), (14072, 22540), (17590, 18032)]