258677888

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 621465600

約数和(自身を除く): 362787712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 67, 112, 124, 128, 134, 139, 217, 224, 248, 268, 278, 434, 448, 469, 496, 536, 556, 868, 896, 938, 973, 992, 1072, 1112, 1736, 1876, 1946, 1984, 2077, 2144, 2224, 3472, 3752, 3892, 3968, 4154, 4288, 4309, 4448, 6944, 7504, 7784, 8308, 8576, 8618, 8896, 9313, 13888, 14539, 15008, 15568, 16616, 17236, 17792, 18626, 27776, 29078, 30016, 30163, 31136, 33232, 34472, 37252, 58156, 60032, 60326, 62272, 65191, 66464, 68944, 74504, 116312, 120652, 124544, 130382, 132928, 137888, 149008, 232624, 241304, 260764, 265856, 275776, 288703, 298016, 465248, 482608, 521528, 551552, 577406, 596032, 930496, 965216, 1043056, 1154812, 1192064, 1860992, 1930432, 2020921, 2086112, 2309624, 3860864, 4041842, 4172224, 4619248, 8083684, 8344448, 9238496, 16167368, 18476992, 32334736, 36953984, 64669472, 129338944, 258677888]

約数ペア:

[(1, 258677888), (2, 129338944), (4, 64669472), (7, 36953984), (8, 32334736), (14, 18476992), (16, 16167368), (28, 9238496), (31, 8344448), (32, 8083684), (56, 4619248), (62, 4172224), (64, 4041842), (67, 3860864), (112, 2309624), (124, 2086112), (128, 2020921), (134, 1930432), (139, 1860992), (217, 1192064), (224, 1154812), (248, 1043056), (268, 965216), (278, 930496), (434, 596032), (448, 577406), (469, 551552), (496, 521528), (536, 482608), (556, 465248), (868, 298016), (896, 288703), (938, 275776), (973, 265856), (992, 260764), (1072, 241304), (1112, 232624), (1736, 149008), (1876, 137888), (1946, 132928), (1984, 130382), (2077, 124544), (2144, 120652), (2224, 116312), (3472, 74504), (3752, 68944), (3892, 66464), (3968, 65191), (4154, 62272), (4288, 60326), (4309, 60032), (4448, 58156), (6944, 37252), (7504, 34472), (7784, 33232), (8308, 31136), (8576, 30163), (8618, 30016), (8896, 29078), (9313, 27776), (13888, 18626), (14539, 17792), (15008, 17236), (15568, 16616)]