261971328

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1$

素因数の和:480

約数の個数: 128

約数和(自身を含む): 732441600

約数和(自身を除く): 470470272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 59, 62, 64, 93, 96, 118, 124, 128, 177, 186, 192, 236, 248, 354, 372, 373, 384, 472, 496, 708, 744, 746, 944, 992, 1119, 1416, 1488, 1492, 1829, 1888, 1984, 2238, 2832, 2976, 2984, 3658, 3776, 3968, 4476, 5487, 5664, 5952, 5968, 7316, 7552, 8952, 10974, 11328, 11563, 11904, 11936, 14632, 17904, 21948, 22007, 22656, 23126, 23872, 29264, 34689, 35808, 43896, 44014, 46252, 47744, 58528, 66021, 69378, 71616, 87792, 88028, 92504, 117056, 132042, 138756, 143232, 175584, 176056, 185008, 234112, 264084, 277512, 351168, 352112, 370016, 528168, 555024, 682217, 702336, 704224, 740032, 1056336, 1110048, 1364434, 1408448, 1480064, 2046651, 2112672, 2220096, 2728868, 2816896, 4093302, 4225344, 4440192, 5457736, 8186604, 8450688, 10915472, 16373208, 21830944, 32746416, 43661888, 65492832, 87323776, 130985664, 261971328]

約数ペア:

[(1, 261971328), (2, 130985664), (3, 87323776), (4, 65492832), (6, 43661888), (8, 32746416), (12, 21830944), (16, 16373208), (24, 10915472), (31, 8450688), (32, 8186604), (48, 5457736), (59, 4440192), (62, 4225344), (64, 4093302), (93, 2816896), (96, 2728868), (118, 2220096), (124, 2112672), (128, 2046651), (177, 1480064), (186, 1408448), (192, 1364434), (236, 1110048), (248, 1056336), (354, 740032), (372, 704224), (373, 702336), (384, 682217), (472, 555024), (496, 528168), (708, 370016), (744, 352112), (746, 351168), (944, 277512), (992, 264084), (1119, 234112), (1416, 185008), (1488, 176056), (1492, 175584), (1829, 143232), (1888, 138756), (1984, 132042), (2238, 117056), (2832, 92504), (2976, 88028), (2984, 87792), (3658, 71616), (3776, 69378), (3968, 66021), (4476, 58528), (5487, 47744), (5664, 46252), (5952, 44014), (5968, 43896), (7316, 35808), (7552, 34689), (8952, 29264), (10974, 23872), (11328, 23126), (11563, 22656), (11904, 22007), (11936, 21948), (14632, 17904)]