258401792

素因数分解:

$2^9\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 120

約数和(自身を含む): 586686408

約数和(自身を除く): 328284616

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 97, 121, 128, 172, 176, 194, 242, 256, 344, 352, 388, 473, 484, 512, 688, 704, 776, 946, 968, 1067, 1376, 1408, 1552, 1892, 1936, 2134, 2752, 2816, 3104, 3784, 3872, 4171, 4268, 5203, 5504, 5632, 6208, 7568, 7744, 8342, 8536, 10406, 11008, 11737, 12416, 15136, 15488, 16684, 17072, 20812, 22016, 23474, 24832, 30272, 30976, 33368, 34144, 41624, 45881, 46948, 49664, 60544, 61952, 66736, 68288, 83248, 91762, 93896, 121088, 133472, 136576, 166496, 183524, 187792, 242176, 266944, 273152, 332992, 367048, 375584, 504691, 533888, 546304, 665984, 734096, 751168, 1009382, 1067776, 1331968, 1468192, 1502336, 2018764, 2135552, 2663936, 2936384, 3004672, 4037528, 5872768, 6009344, 8075056, 11745536, 16150112, 23491072, 32300224, 64600448, 129200896, 258401792]

約数ペア:

[(1, 258401792), (2, 129200896), (4, 64600448), (8, 32300224), (11, 23491072), (16, 16150112), (22, 11745536), (32, 8075056), (43, 6009344), (44, 5872768), (64, 4037528), (86, 3004672), (88, 2936384), (97, 2663936), (121, 2135552), (128, 2018764), (172, 1502336), (176, 1468192), (194, 1331968), (242, 1067776), (256, 1009382), (344, 751168), (352, 734096), (388, 665984), (473, 546304), (484, 533888), (512, 504691), (688, 375584), (704, 367048), (776, 332992), (946, 273152), (968, 266944), (1067, 242176), (1376, 187792), (1408, 183524), (1552, 166496), (1892, 136576), (1936, 133472), (2134, 121088), (2752, 93896), (2816, 91762), (3104, 83248), (3784, 68288), (3872, 66736), (4171, 61952), (4268, 60544), (5203, 49664), (5504, 46948), (5632, 45881), (6208, 41624), (7568, 34144), (7744, 33368), (8342, 30976), (8536, 30272), (10406, 24832), (11008, 23474), (11737, 22016), (12416, 20812), (15136, 17072), (15488, 16684)]