71030280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20411}}^1$

素因数の和:20454

約数の個数: 64

約数和(自身を含む): 220449600

約数和(自身を除く): 149419320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 20411, 40822, 61233, 81644, 102055, 122466, 163288, 204110, 244932, 306165, 408220, 489864, 591919, 612330, 816440, 1183838, 1224660, 1775757, 2367676, 2449320, 2959595, 3551514, 4735352, 5919190, 7103028, 8878785, 11838380, 14206056, 17757570, 23676760, 35515140, 71030280]

約数ペア:

[(1, 71030280), (2, 35515140), (3, 23676760), (4, 17757570), (5, 14206056), (6, 11838380), (8, 8878785), (10, 7103028), (12, 5919190), (15, 4735352), (20, 3551514), (24, 2959595), (29, 2449320), (30, 2367676), (40, 1775757), (58, 1224660), (60, 1183838), (87, 816440), (116, 612330), (120, 591919), (145, 489864), (174, 408220), (232, 306165), (290, 244932), (348, 204110), (435, 163288), (580, 122466), (696, 102055), (870, 81644), (1160, 61233), (1740, 40822), (3480, 20411)]