381661588

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^4\times {\mathrm{19}}^1$

素因数の和:88

約数の個数: 120

約数和(自身を含む): 901880000

約数和(自身を除く): 520218412

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 121, 133, 154, 196, 209, 242, 266, 308, 343, 418, 484, 532, 539, 686, 836, 847, 931, 1078, 1331, 1372, 1463, 1694, 1862, 2156, 2299, 2662, 2926, 3388, 3724, 3773, 4598, 5324, 5852, 5929, 6517, 7546, 9196, 9317, 10241, 11858, 13034, 14641, 15092, 16093, 18634, 20482, 23716, 25289, 26068, 29282, 32186, 37268, 40964, 41503, 50578, 58564, 64372, 65219, 71687, 83006, 101156, 102487, 112651, 130438, 143374, 166012, 177023, 204974, 225302, 260876, 278179, 286748, 354046, 409948, 450604, 456533, 556358, 708092, 717409, 788557, 913066, 1112716, 1239161, 1434818, 1577114, 1826132, 1947253, 2478322, 2869636, 3154228, 3894506, 4956644, 5021863, 7789012, 8674127, 10043726, 13630771, 17348254, 20087452, 27261542, 34696508, 54523084, 95415397, 190830794, 381661588]

約数ペア:

[(1, 381661588), (2, 190830794), (4, 95415397), (7, 54523084), (11, 34696508), (14, 27261542), (19, 20087452), (22, 17348254), (28, 13630771), (38, 10043726), (44, 8674127), (49, 7789012), (76, 5021863), (77, 4956644), (98, 3894506), (121, 3154228), (133, 2869636), (154, 2478322), (196, 1947253), (209, 1826132), (242, 1577114), (266, 1434818), (308, 1239161), (343, 1112716), (418, 913066), (484, 788557), (532, 717409), (539, 708092), (686, 556358), (836, 456533), (847, 450604), (931, 409948), (1078, 354046), (1331, 286748), (1372, 278179), (1463, 260876), (1694, 225302), (1862, 204974), (2156, 177023), (2299, 166012), (2662, 143374), (2926, 130438), (3388, 112651), (3724, 102487), (3773, 101156), (4598, 83006), (5324, 71687), (5852, 65219), (5929, 64372), (6517, 58564), (7546, 50578), (9196, 41503), (9317, 40964), (10241, 37268), (11858, 32186), (13034, 29282), (14641, 26068), (15092, 25289), (16093, 23716), (18634, 20482)]