407431920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{242519}}^1$

素因数の和:242542

約数の個数: 80

約数和(自身を含む): 1443479040

約数和(自身を除く): 1036047120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 242519, 485038, 727557, 970076, 1212595, 1455114, 1697633, 1940152, 2425190, 2910228, 3395266, 3637785, 3880304, 4850380, 5092899, 5820456, 6790532, 7275570, 8488165, 9700760, 10185798, 11640912, 13581064, 14551140, 16976330, 19401520, 20371596, 25464495, 27162128, 29102280, 33952660, 40743192, 50928990, 58204560, 67905320, 81486384, 101857980, 135810640, 203715960, 407431920]

約数ペア:

[(1, 407431920), (2, 203715960), (3, 135810640), (4, 101857980), (5, 81486384), (6, 67905320), (7, 58204560), (8, 50928990), (10, 40743192), (12, 33952660), (14, 29102280), (15, 27162128), (16, 25464495), (20, 20371596), (21, 19401520), (24, 16976330), (28, 14551140), (30, 13581064), (35, 11640912), (40, 10185798), (42, 9700760), (48, 8488165), (56, 7275570), (60, 6790532), (70, 5820456), (80, 5092899), (84, 4850380), (105, 3880304), (112, 3637785), (120, 3395266), (140, 2910228), (168, 2425190), (210, 1940152), (240, 1697633), (280, 1455114), (336, 1212595), (420, 970076), (560, 727557), (840, 485038), (1680, 242519)]