280575232

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5399}}^1$

素因数の和:5451

約数の個数: 72

約数和(自身を含む): 662256000

約数和(自身を除く): 381680768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 812, 896, 928, 1624, 1792, 1856, 3248, 3712, 5399, 6496, 7424, 10798, 12992, 21596, 25984, 37793, 43192, 51968, 75586, 86384, 151172, 156571, 172768, 302344, 313142, 345536, 604688, 626284, 691072, 1095997, 1209376, 1252568, 1382144, 2191994, 2418752, 2505136, 4383988, 4837504, 5010272, 8767976, 9675008, 10020544, 17535952, 20041088, 35071904, 40082176, 70143808, 140287616, 280575232]

約数ペア:

[(1, 280575232), (2, 140287616), (4, 70143808), (7, 40082176), (8, 35071904), (14, 20041088), (16, 17535952), (28, 10020544), (29, 9675008), (32, 8767976), (56, 5010272), (58, 4837504), (64, 4383988), (112, 2505136), (116, 2418752), (128, 2191994), (203, 1382144), (224, 1252568), (232, 1209376), (256, 1095997), (406, 691072), (448, 626284), (464, 604688), (812, 345536), (896, 313142), (928, 302344), (1624, 172768), (1792, 156571), (1856, 151172), (3248, 86384), (3712, 75586), (5399, 51968), (6496, 43192), (7424, 37793), (10798, 25984), (12992, 21596)]