281662640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7507}}^1$

素因数の和:7594

約数の個数: 80

約数和(自身を含む): 759689472

約数和(自身を除く): 478026832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1876, 2345, 2680, 3752, 4690, 5360, 7504, 7507, 9380, 15014, 18760, 30028, 37520, 37535, 52549, 60056, 75070, 105098, 120112, 150140, 210196, 262745, 300280, 420392, 502969, 525490, 600560, 840784, 1005938, 1050980, 2011876, 2101960, 2514845, 3520783, 4023752, 4203920, 5029690, 7041566, 8047504, 10059380, 14083132, 17603915, 20118760, 28166264, 35207830, 40237520, 56332528, 70415660, 140831320, 281662640]

約数ペア:

[(1, 281662640), (2, 140831320), (4, 70415660), (5, 56332528), (7, 40237520), (8, 35207830), (10, 28166264), (14, 20118760), (16, 17603915), (20, 14083132), (28, 10059380), (35, 8047504), (40, 7041566), (56, 5029690), (67, 4203920), (70, 4023752), (80, 3520783), (112, 2514845), (134, 2101960), (140, 2011876), (268, 1050980), (280, 1005938), (335, 840784), (469, 600560), (536, 525490), (560, 502969), (670, 420392), (938, 300280), (1072, 262745), (1340, 210196), (1876, 150140), (2345, 120112), (2680, 105098), (3752, 75070), (4690, 60056), (5360, 52549), (7504, 37535), (7507, 37520), (9380, 30028), (15014, 18760)]