128098432

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 326954880

約数和(自身を除く): 198856448

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 41, 44, 56, 64, 77, 82, 88, 112, 128, 154, 164, 176, 224, 287, 308, 317, 328, 352, 448, 451, 574, 616, 634, 656, 704, 896, 902, 1148, 1232, 1268, 1312, 1408, 1804, 2219, 2296, 2464, 2536, 2624, 3157, 3487, 3608, 4438, 4592, 4928, 5072, 5248, 6314, 6974, 7216, 8876, 9184, 9856, 10144, 12628, 12997, 13948, 14432, 17752, 18368, 20288, 24409, 25256, 25994, 27896, 28864, 35504, 36736, 40576, 48818, 50512, 51988, 55792, 57728, 71008, 90979, 97636, 101024, 103976, 111584, 142016, 142967, 181958, 195272, 202048, 207952, 223168, 284032, 285934, 363916, 390544, 404096, 415904, 446336, 571868, 727832, 781088, 831808, 1000769, 1143736, 1455664, 1562176, 1663616, 2001538, 2287472, 2911328, 3124352, 4003076, 4574944, 5822656, 8006152, 9149888, 11645312, 16012304, 18299776, 32024608, 64049216, 128098432]

約数ペア:

[(1, 128098432), (2, 64049216), (4, 32024608), (7, 18299776), (8, 16012304), (11, 11645312), (14, 9149888), (16, 8006152), (22, 5822656), (28, 4574944), (32, 4003076), (41, 3124352), (44, 2911328), (56, 2287472), (64, 2001538), (77, 1663616), (82, 1562176), (88, 1455664), (112, 1143736), (128, 1000769), (154, 831808), (164, 781088), (176, 727832), (224, 571868), (287, 446336), (308, 415904), (317, 404096), (328, 390544), (352, 363916), (448, 285934), (451, 284032), (574, 223168), (616, 207952), (634, 202048), (656, 195272), (704, 181958), (896, 142967), (902, 142016), (1148, 111584), (1232, 103976), (1268, 101024), (1312, 97636), (1408, 90979), (1804, 71008), (2219, 57728), (2296, 55792), (2464, 51988), (2536, 50512), (2624, 48818), (3157, 40576), (3487, 36736), (3608, 35504), (4438, 28864), (4592, 27896), (4928, 25994), (5072, 25256), (5248, 24409), (6314, 20288), (6974, 18368), (7216, 17752), (8876, 14432), (9184, 13948), (9856, 12997), (10144, 12628)]