258099968

素因数分解:

$2^8\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1973}}^1$

素因数の和:2069

約数の個数: 72

約数和(自身を含む): 597158688

約数和(自身を除く): 339058720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 256, 292, 448, 511, 584, 896, 1022, 1168, 1792, 1973, 2044, 2336, 3946, 4088, 4672, 7892, 8176, 9344, 13811, 15784, 16352, 18688, 27622, 31568, 32704, 55244, 63136, 65408, 110488, 126272, 130816, 144029, 220976, 252544, 288058, 441952, 505088, 576116, 883904, 1008203, 1152232, 1767808, 2016406, 2304464, 3535616, 4032812, 4608928, 8065624, 9217856, 16131248, 18435712, 32262496, 36871424, 64524992, 129049984, 258099968]

約数ペア:

[(1, 258099968), (2, 129049984), (4, 64524992), (7, 36871424), (8, 32262496), (14, 18435712), (16, 16131248), (28, 9217856), (32, 8065624), (56, 4608928), (64, 4032812), (73, 3535616), (112, 2304464), (128, 2016406), (146, 1767808), (224, 1152232), (256, 1008203), (292, 883904), (448, 576116), (511, 505088), (584, 441952), (896, 288058), (1022, 252544), (1168, 220976), (1792, 144029), (1973, 130816), (2044, 126272), (2336, 110488), (3946, 65408), (4088, 63136), (4672, 55244), (7892, 32704), (8176, 31568), (9344, 27622), (13811, 18688), (15784, 16352)]