258573056

素因数分解:

$2^8\times 7^1\times {\mathrm{313}}^1\times {\mathrm{461}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 593037984

約数和(自身を除く): 334464928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 313, 448, 461, 626, 896, 922, 1252, 1792, 1844, 2191, 2504, 3227, 3688, 4382, 5008, 6454, 7376, 8764, 10016, 12908, 14752, 17528, 20032, 25816, 29504, 35056, 40064, 51632, 59008, 70112, 80128, 103264, 118016, 140224, 144293, 206528, 280448, 288586, 413056, 560896, 577172, 826112, 1010051, 1154344, 2020102, 2308688, 4040204, 4617376, 8080408, 9234752, 16160816, 18469504, 32321632, 36939008, 64643264, 129286528, 258573056]

約数ペア:

[(1, 258573056), (2, 129286528), (4, 64643264), (7, 36939008), (8, 32321632), (14, 18469504), (16, 16160816), (28, 9234752), (32, 8080408), (56, 4617376), (64, 4040204), (112, 2308688), (128, 2020102), (224, 1154344), (256, 1010051), (313, 826112), (448, 577172), (461, 560896), (626, 413056), (896, 288586), (922, 280448), (1252, 206528), (1792, 144293), (1844, 140224), (2191, 118016), (2504, 103264), (3227, 80128), (3688, 70112), (4382, 59008), (5008, 51632), (6454, 40064), (7376, 35056), (8764, 29504), (10016, 25816), (12908, 20032), (14752, 17528)]