257319552

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3301}}^1$

素因数の和:3354

約数の個数: 128

約数和(自身を含む): 808329600

約数和(自身を除く): 551010048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 64, 84, 87, 96, 112, 116, 128, 168, 174, 192, 203, 224, 232, 336, 348, 384, 406, 448, 464, 609, 672, 696, 812, 896, 928, 1218, 1344, 1392, 1624, 1856, 2436, 2688, 2784, 3248, 3301, 3712, 4872, 5568, 6496, 6602, 9744, 9903, 11136, 12992, 13204, 19488, 19806, 23107, 25984, 26408, 38976, 39612, 46214, 52816, 69321, 77952, 79224, 92428, 95729, 105632, 138642, 158448, 184856, 191458, 211264, 277284, 287187, 316896, 369712, 382916, 422528, 554568, 574374, 633792, 670103, 739424, 765832, 1109136, 1148748, 1267584, 1340206, 1478848, 1531664, 2010309, 2218272, 2297496, 2680412, 2957696, 3063328, 4020618, 4436544, 4594992, 5360824, 6126656, 8041236, 8873088, 9189984, 10721648, 12253312, 16082472, 18379968, 21443296, 32164944, 36759936, 42886592, 64329888, 85773184, 128659776, 257319552]

約数ペア:

[(1, 257319552), (2, 128659776), (3, 85773184), (4, 64329888), (6, 42886592), (7, 36759936), (8, 32164944), (12, 21443296), (14, 18379968), (16, 16082472), (21, 12253312), (24, 10721648), (28, 9189984), (29, 8873088), (32, 8041236), (42, 6126656), (48, 5360824), (56, 4594992), (58, 4436544), (64, 4020618), (84, 3063328), (87, 2957696), (96, 2680412), (112, 2297496), (116, 2218272), (128, 2010309), (168, 1531664), (174, 1478848), (192, 1340206), (203, 1267584), (224, 1148748), (232, 1109136), (336, 765832), (348, 739424), (384, 670103), (406, 633792), (448, 574374), (464, 554568), (609, 422528), (672, 382916), (696, 369712), (812, 316896), (896, 287187), (928, 277284), (1218, 211264), (1344, 191458), (1392, 184856), (1624, 158448), (1856, 138642), (2436, 105632), (2688, 95729), (2784, 92428), (3248, 79224), (3301, 77952), (3712, 69321), (4872, 52816), (5568, 46214), (6496, 39612), (6602, 38976), (9744, 26408), (9903, 25984), (11136, 23107), (12992, 19806), (13204, 19488)]