2128432880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{643}}^1$

素因数の和:943

約数の個数: 160

約数和(自身を含む): 5933620224

約数和(自身を除く): 3805187344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 257, 280, 322, 368, 460, 514, 560, 643, 644, 805, 920, 1028, 1285, 1286, 1288, 1610, 1799, 1840, 2056, 2570, 2572, 2576, 3215, 3220, 3598, 4112, 4501, 5140, 5144, 5911, 6430, 6440, 7196, 8995, 9002, 10280, 10288, 11822, 12860, 12880, 14392, 14789, 17990, 18004, 20560, 22505, 23644, 25720, 28784, 29555, 29578, 35980, 36008, 41377, 45010, 47288, 51440, 59110, 59156, 71960, 72016, 73945, 82754, 90020, 94576, 103523, 118220, 118312, 143920, 147890, 165251, 165508, 180040, 206885, 207046, 236440, 236624, 295780, 330502, 331016, 360080, 413770, 414092, 472880, 517615, 591560, 661004, 662032, 826255, 827540, 828184, 1035230, 1156757, 1183120, 1322008, 1652510, 1655080, 1656368, 2070460, 2313514, 2644016, 3305020, 3310160, 3800773, 4140920, 4627028, 5783785, 6610040, 7601546, 8281840, 9254056, 11567570, 13220080, 15203092, 18508112, 19003865, 23135140, 26605411, 30406184, 38007730, 46270280, 53210822, 60812368, 76015460, 92540560, 106421644, 133027055, 152030920, 212843288, 266054110, 304061840, 425686576, 532108220, 1064216440, 2128432880]

約数ペア:

[(1, 2128432880), (2, 1064216440), (4, 532108220), (5, 425686576), (7, 304061840), (8, 266054110), (10, 212843288), (14, 152030920), (16, 133027055), (20, 106421644), (23, 92540560), (28, 76015460), (35, 60812368), (40, 53210822), (46, 46270280), (56, 38007730), (70, 30406184), (80, 26605411), (92, 23135140), (112, 19003865), (115, 18508112), (140, 15203092), (161, 13220080), (184, 11567570), (230, 9254056), (257, 8281840), (280, 7601546), (322, 6610040), (368, 5783785), (460, 4627028), (514, 4140920), (560, 3800773), (643, 3310160), (644, 3305020), (805, 2644016), (920, 2313514), (1028, 2070460), (1285, 1656368), (1286, 1655080), (1288, 1652510), (1610, 1322008), (1799, 1183120), (1840, 1156757), (2056, 1035230), (2570, 828184), (2572, 827540), (2576, 826255), (3215, 662032), (3220, 661004), (3598, 591560), (4112, 517615), (4501, 472880), (5140, 414092), (5144, 413770), (5911, 360080), (6430, 331016), (6440, 330502), (7196, 295780), (8995, 236624), (9002, 236440), (10280, 207046), (10288, 206885), (11822, 180040), (12860, 165508), (12880, 165251), (14392, 147890), (14789, 143920), (17990, 118312), (18004, 118220), (20560, 103523), (22505, 94576), (23644, 90020), (25720, 82754), (28784, 73945), (29555, 72016), (29578, 71960), (35980, 59156), (36008, 59110), (41377, 51440), (45010, 47288)]