2620381680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{519917}}^1$

素因数の和:519943

約数の個数: 120

約数和(自身を含む): 10057293792

約数和(自身を除く): 7436912112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 519917, 1039834, 1559751, 2079668, 2599585, 3119502, 3639419, 4159336, 4679253, 5199170, 6239004, 7278838, 7798755, 8318672, 9358506, 10398340, 10918257, 12478008, 14557676, 15597510, 18197095, 18717012, 20796680, 21836514, 23396265, 24956016, 29115352, 31195020, 32754771, 36394190, 37434024, 41593360, 43673028, 46792530, 54591285, 58230704, 62390040, 65509542, 72788380, 74868048, 87346056, 93585060, 109182570, 124780080, 131019084, 145576760, 163773855, 174692112, 187170120, 218365140, 262038168, 291153520, 327547710, 374340240, 436730280, 524076336, 655095420, 873460560, 1310190840, 2620381680]

約数ペア:

[(1, 2620381680), (2, 1310190840), (3, 873460560), (4, 655095420), (5, 524076336), (6, 436730280), (7, 374340240), (8, 327547710), (9, 291153520), (10, 262038168), (12, 218365140), (14, 187170120), (15, 174692112), (16, 163773855), (18, 145576760), (20, 131019084), (21, 124780080), (24, 109182570), (28, 93585060), (30, 87346056), (35, 74868048), (36, 72788380), (40, 65509542), (42, 62390040), (45, 58230704), (48, 54591285), (56, 46792530), (60, 43673028), (63, 41593360), (70, 37434024), (72, 36394190), (80, 32754771), (84, 31195020), (90, 29115352), (105, 24956016), (112, 23396265), (120, 21836514), (126, 20796680), (140, 18717012), (144, 18197095), (168, 15597510), (180, 14557676), (210, 12478008), (240, 10918257), (252, 10398340), (280, 9358506), (315, 8318672), (336, 7798755), (360, 7278838), (420, 6239004), (504, 5199170), (560, 4679253), (630, 4159336), (720, 3639419), (840, 3119502), (1008, 2599585), (1260, 2079668), (1680, 1559751), (2520, 1039834), (5040, 519917)]