256395272

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3301}}^1$

素因数の和:3406

約数の個数: 64

約数和(自身を含む): 586435200

約数和(自身を除く): 330039928

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 73, 76, 133, 146, 152, 266, 292, 511, 532, 584, 1022, 1064, 1387, 2044, 2774, 3301, 4088, 5548, 6602, 9709, 11096, 13204, 19418, 23107, 26408, 38836, 46214, 62719, 77672, 92428, 125438, 184856, 240973, 250876, 439033, 481946, 501752, 878066, 963892, 1686811, 1756132, 1927784, 3373622, 3512264, 4578487, 6747244, 9156974, 13494488, 18313948, 32049409, 36627896, 64098818, 128197636, 256395272]

約数ペア:

[(1, 256395272), (2, 128197636), (4, 64098818), (7, 36627896), (8, 32049409), (14, 18313948), (19, 13494488), (28, 9156974), (38, 6747244), (56, 4578487), (73, 3512264), (76, 3373622), (133, 1927784), (146, 1756132), (152, 1686811), (266, 963892), (292, 878066), (511, 501752), (532, 481946), (584, 439033), (1022, 250876), (1064, 240973), (1387, 184856), (2044, 125438), (2774, 92428), (3301, 77672), (4088, 62719), (5548, 46214), (6602, 38836), (9709, 26408), (11096, 23107), (13204, 19418)]